{"product_id":"brake-line-flaring-kit","title":"Universal Brake Line Flaring Kit 🔩 – Automotive Tube Repair Tool","description":"\u003c!--\n  Shopify product description: 3\/16\" on-car brake line flaring tool (SAE 45° double flare)\n  How to use: Products \u003e this product \u003e Description \u003e click the \"\u003c\u003e\" (Show HTML) button,\n  delete the old content, paste EVERYTHING in this file, then Save.\n  Image slots (assumed order): 1 hero · 2 handling \u0026 storage · 3 materials\/3-16 · 4 usage scenarios · 5 precision \u0026 safety · 6 alloy\/heat-treated\n  If an image doesn't match its section, just swap the two URLs.\n--\u003e\n\u003cstyle\u003e\n.flk{--ink:#1c2530;--text:#3b4652;--steel:#5f6b78;--blue:#1f5fc8;--blue-dk:#174a9c;--panel:#f2f5f8;--rule:#dfe4ea;--orange:#e8590c;--orange-dk:#a63c08;--warm:#fff6ef;color:var(--ink);font-size:16px;line-height:1.6;max-width:640px;margin:0 auto;text-align:left;overflow-wrap:break-word;-webkit-text-size-adjust:100%;}\n.flk *{box-sizing:border-box;}\n.flk section{margin:0 0 36px;padding:0;}\n.flk h2{font-family:inherit;font-size:24px;line-height:1.25;font-weight:700;letter-spacing:0;text-transform:none;color:var(--ink);margin:0 0 10px;text-wrap:balance;}\n.flk h3{font-family:inherit;font-size:17px;line-height:1.35;font-weight:700;letter-spacing:0;text-transform:none;color:var(--ink);margin:0 0 3px;}\n.flk p{margin:0 0 14px;text-wrap:pretty;}\n.flk ul,.flk ol{margin:0;padding:0;}\n.flk li{margin-left:0;}\n.flk h2.flk-hero{font-size:clamp(26px,7vw,38px);line-height:1.18;margin:0 0 12px;}\n.flk .flk-keep{display:inline-block;}\n.flk .flk-lede{font-size:17px;line-height:1.55;color:var(--text);margin:0 0 18px;}\n.flk .flk-plate{display:grid;grid-template-columns:1fr;background:var(--panel);border:1px solid var(--rule);border-radius:10px;overflow:hidden;margin:0 0 4px;}\n.flk .flk-plate\u003ediv{display:flex;align-items:baseline;gap:12px;padding:11px 14px;border-top:1px solid var(--rule);}\n.flk .flk-plate\u003ediv:first-child{border-top:0;}\n.flk .flk-plate strong{flex:0 0 74px;font-size:17px;line-height:1.3;font-weight:700;color:var(--blue-dk);}\n.flk .flk-plate span{font-size:15px;line-height:1.4;color:var(--text);}\n.flk figure{margin:20px 0 0;padding:0;}\n.flk figure img{display:block;max-width:100%;height:auto;margin:0 auto;border-radius:8px;}\n.flk ul.flk-pains{list-style:none;margin:0 0 14px;}\n.flk ul.flk-pains li{position:relative;padding:0 0 0 20px;margin:0 0 10px;color:var(--text);}\n.flk ul.flk-pains li strong{color:var(--ink);}\n.flk ul.flk-pains li::before{content:\"\";position:absolute;left:0;top:.75em;width:10px;height:2px;background:var(--orange);}\n.flk .flk-flare{display:grid;grid-template-columns:1fr;background:var(--panel);border-radius:10px;padding:4px 14px;margin:16px 0 0;}\n.flk .flk-flare figure{display:grid;grid-template-columns:96px 1fr;align-items:center;gap:14px;margin:0;padding:10px 0;border-top:1px solid var(--rule);}\n.flk .flk-flare figure:first-child{border-top:0;}\n.flk .flk-flare svg{display:block;width:100%;height:auto;}\n.flk .flk-flare figcaption{font-size:15px;line-height:1.4;color:var(--text);margin:0;}\n.flk .flk-flare figcaption b{display:block;font-size:16px;font-weight:700;color:var(--ink);}\n.flk .flk-feats{display:grid;grid-template-columns:1fr;gap:16px 28px;}\n.flk .flk-feat{position:relative;padding-left:30px;}\n.flk .flk-feat::before{content:\"✓\";position:absolute;left:0;top:2px;width:20px;height:20px;border-radius:50%;background:var(--blue);color:#fff;font-size:12px;font-weight:700;line-height:20px;text-align:center;}\n.flk .flk-feat p{margin:0;color:var(--text);}\n.flk .flk-fit{display:grid;grid-template-columns:1fr;border:1px solid var(--rule);border-radius:10px;overflow:hidden;}\n.flk .flk-fit\u003ediv{padding:14px 14px 6px;}\n.flk .flk-fit .flk-no{background:var(--warm);border-top:1px solid var(--rule);}\n.flk .flk-fit ul{list-style:none;}\n.flk .flk-fit li{position:relative;padding-left:24px;margin:0 0 10px;line-height:1.45;color:var(--text);}\n.flk .flk-fit li::before{position:absolute;left:0;top:0;font-weight:700;}\n.flk .flk-yes h3{color:var(--blue-dk);}\n.flk .flk-yes li::before{content:\"✓\";color:var(--blue);}\n.flk .flk-no h3{color:var(--orange-dk);}\n.flk .flk-no li::before{content:\"✕\";color:var(--orange-dk);}\n.flk .flk-note{background:var(--panel);border-left:3px solid var(--blue);border-radius:0 8px 8px 0;padding:13px 14px;margin:16px 0 0;}\n.flk .flk-note p{margin:0;color:var(--text);}\n.flk .flk-note ul{list-style:none;}\n.flk .flk-note li{position:relative;padding-left:14px;margin:0 0 7px;color:var(--text);}\n.flk .flk-note li:last-child{margin-bottom:0;}\n.flk .flk-note li::before{content:\"\";position:absolute;left:0;top:.7em;width:5px;height:5px;border-radius:50%;background:var(--blue);}\n.flk .flk-label{display:block;font-size:16px;font-weight:700;line-height:1.3;color:var(--blue-dk);margin:0 0 5px;}\n.flk .flk-caution{background:var(--warm);border-left-color:var(--orange);}\n.flk .flk-caution .flk-label{color:var(--orange-dk);}\n.flk ol.flk-steps{list-style:none;}\n.flk ol.flk-steps\u003eli{display:grid;grid-template-columns:28px 1fr;gap:12px;margin:0 0 16px;}\n.flk .flk-num{display:flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--blue);color:#fff;font-size:15px;font-weight:700;line-height:1;}\n.flk ol.flk-steps p{margin:0;color:var(--text);}\n.flk .flk-vs{display:grid;grid-template-columns:1fr;gap:12px;}\n.flk .flk-vs\u003ediv{padding:14px 14px 6px;border-radius:10px;}\n.flk .flk-vs .flk-old{background:var(--panel);}\n.flk .flk-vs .flk-old h3{color:var(--steel);}\n.flk .flk-vs .flk-new{background:#fff;border:1px solid var(--blue);}\n.flk .flk-vs .flk-new h3{color:var(--blue-dk);}\n.flk .flk-vs ul{list-style:none;}\n.flk .flk-vs li{position:relative;padding-left:22px;margin:0 0 10px;line-height:1.45;}\n.flk .flk-vs li::before{position:absolute;left:0;top:0;font-weight:700;}\n.flk .flk-vs .flk-old li{color:var(--steel);}\n.flk .flk-vs .flk-old li::before{content:\"–\";color:#9aa5b1;}\n.flk .flk-vs .flk-new li{color:var(--text);}\n.flk .flk-vs .flk-new li::before{content:\"✓\";color:var(--blue);}\n.flk dl.flk-uses{margin:0;}\n.flk dl.flk-uses dt{font-size:17px;font-weight:700;line-height:1.35;margin:0 0 2px;}\n.flk dl.flk-uses dd{margin:0 0 14px;padding:0;color:var(--text);}\n.flk ul.flk-box{list-style:none;display:grid;grid-template-columns:1fr;gap:6px 24px;margin:0 0 18px;}\n.flk ul.flk-box li{position:relative;padding-left:28px;color:var(--text);}\n.flk ul.flk-box li::before{content:\"1×\";position:absolute;left:0;top:0;font-weight:700;color:var(--blue);}\n.flk .flk-table-wrap{overflow-x:auto;}\n.flk table.flk-specs{width:100%;border-collapse:collapse;border:0;table-layout:auto;font-size:15px;line-height:1.45;margin:0;}\n.flk table.flk-specs th,.flk table.flk-specs td{padding:9px 10px 9px 0;border:0;border-bottom:1px solid var(--rule);text-align:left;vertical-align:top;background:none;}\n.flk table.flk-specs th{width:38%;font-weight:600;color:var(--steel);}\n.flk table.flk-specs td{color:var(--text);}\n.flk .flk-faq details{border-bottom:1px solid var(--rule);padding:13px 0;}\n.flk .flk-faq details:first-of-type{border-top:1px solid var(--rule);}\n.flk .flk-faq summary{cursor:pointer;list-style:none;position:relative;padding-right:30px;font-weight:600;line-height:1.45;}\n.flk .flk-faq summary::-webkit-details-marker{display:none;}\n.flk .flk-faq summary::after{content:\"+\";position:absolute;right:2px;top:50%;transform:translateY(-50%);font-size:22px;font-weight:400;line-height:1;color:var(--blue);}\n.flk .flk-faq details[open] summary::after{content:\"−\";}\n.flk .flk-faq details p{margin:8px 0 2px;color:var(--text);}\n.flk summary:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:2px;}\n.flk .flk-close h2{font-size:26px;}\n.flk .flk-close p{color:var(--text);}\n.flk .flk-fine{font-size:14px;color:var(--steel);margin:0;}\n@media (min-width:600px){\n.flk section{margin-bottom:48px;}\n.flk h2{font-size:28px;}\n.flk h3{font-size:18px;}\n.flk .flk-lede{font-size:18px;}\n.flk .flk-plate{grid-template-columns:repeat(3,minmax(0,1fr));}\n.flk .flk-plate\u003ediv{display:block;border-top:0;border-left:1px solid var(--rule);padding:12px 14px;}\n.flk .flk-plate\u003ediv:first-child{border-left:0;}\n.flk .flk-plate strong{display:block;font-size:21px;}\n.flk .flk-plate span{display:block;font-size:14px;color:var(--steel);margin-top:2px;}\n.flk .flk-flare{grid-template-columns:repeat(3,minmax(0,1fr));gap:14px;padding:18px 16px 14px;}\n.flk .flk-flare figure{display:block;border-top:0;padding:0;}\n.flk .flk-flare figcaption{margin-top:8px;font-size:14px;}\n.flk .flk-feats{grid-template-columns:1fr 1fr;}\n.flk .flk-fit{grid-template-columns:1fr 1fr;}\n.flk .flk-fit\u003ediv{padding:16px 16px 8px;}\n.flk .flk-fit .flk-no{border-top:0;border-left:1px solid var(--rule);}\n.flk .flk-vs{grid-template-columns:1fr 1fr;}\n.flk ul.flk-box{grid-template-columns:1fr 1fr;}\n.flk .flk-close h2{font-size:30px;}\n}\n\u003c\/style\u003e\n\u003cdiv class=\"flk\"\u003e\n\u003csection\u003e\n\u003ch2 class=\"flk-hero\"\u003eRusted brake line? \u003cspan class=\"flk-keep\"\u003eFlare it right where it sits.\u003c\/span\u003e\n\u003c\/h2\u003e\n\u003cp class=\"flk-lede\"\u003eThis compact 3\/16\" (4.75 mm) flaring tool makes clean SAE 45° double flares under the car. Cut out the rotten section, flare the good ends, splice in new line and skip the shop bill.\u003c\/p\u003e\n\u003cdiv class=\"flk-plate\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e3\/16\"\u003c\/strong\u003e\u003cspan\u003e4.75 mm brake line\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e45° SAE\u003c\/strong\u003e\u003cspan\u003edouble (inverted) flare\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOn-car\u003c\/strong\u003e\u003cspan\u003eor clamped in a vise\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- IMAGE 1 of 6: hero --\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554629889851393_430x.webp?v=1793270739\" alt=\"3\/16 inch on-car brake line flaring tool kit with blue storage case\" loading=\"eager\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSalt rots one stretch of line. So why replace all of it?\u003c\/h2\u003e\n\u003cp\u003eCorrosion usually eats one section, over the rear axle, along a frame rail or under a clip, while the rest of the line is still solid. Then the options get ugly:\u003c\/p\u003e\n\u003cul class=\"flk-pains\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace the whole line.\u003c\/strong\u003e Drop the tank, snake new tube from front to back, lose the weekend.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse a bar-style flaring kit.\u003c\/strong\u003e Pull the line, clamp it in a vise and hope the flare comes out straight.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePay the shop.\u003c\/strong\u003e A quote for a single line often runs into the hundreds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis tool gives you a better option: cut out only the bad section, flare the ends on the car and join in new line with union fittings.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eTwo steps to a proper double flare\u003c\/h2\u003e\n\u003cp\u003eA single flare can’t hold brake system pressure. A double flare folds the tube end back on itself, so the sealing face is twice as thick and far less likely to split. This tool forms it in two quick operations.\u003c\/p\u003e\n\u003cdiv class=\"flk-flare\"\u003e\n\u003cfigure\u003e\u003csvg viewbox=\"0 0 120 80\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"Square-cut tube end before flaring\"\u003e\n          \u003cline x1=\"0\" y1=\"40\" x2=\"120\" y2=\"40\" stroke=\"#b9c3cd\" stroke-width=\"1\" stroke-dasharray=\"4 3\"\u003e\u003c\/line\u003e\n          \u003cpath d=\"M-4 29.5H100M-4 50.5H100\" fill=\"none\" stroke=\"#3f4a56\" stroke-width=\"9\"\u003e\u003c\/path\u003e\n          \u003cpath d=\"M-4 29.5H99M-4 50.5H99\" fill=\"none\" stroke=\"#8b97a4\" stroke-width=\"7\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\n\u003cfigcaption\u003e\u003cb\u003e1. Cut square\u003c\/b\u003eClean, deburred end\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003csvg viewbox=\"0 0 120 80\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"OP1 forms a bubble on the tube end\"\u003e\n          \u003cline x1=\"0\" y1=\"40\" x2=\"120\" y2=\"40\" stroke=\"#b9c3cd\" stroke-width=\"1\" stroke-dasharray=\"4 3\"\u003e\u003c\/line\u003e\n          \u003cpath d=\"M-4 29.5H62C71 29.5 73 15.5 85 15.5C96 15.5 102 22 101 29C100.5 32 97.5 33 94 33M-4 50.5H62C71 50.5 73 64.5 85 64.5C96 64.5 102 58 101 51C100.5 48 97.5 47 94 47\" fill=\"none\" stroke=\"#3f4a56\" stroke-width=\"9\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\n          \u003cpath d=\"M-4 29.5H62C71 29.5 73 15.5 85 15.5C96 15.5 102 22 101 29C100.5 32 97.5 33 94 33M-4 50.5H62C71 50.5 73 64.5 85 64.5C96 64.5 102 58 101 51C100.5 48 97.5 47 94 47\" fill=\"none\" stroke=\"#8b97a4\" stroke-width=\"7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\n        \u003c\/svg\u003e\n\u003cfigcaption\u003e\u003cb\u003e2. OP1\u003c\/b\u003ePushes the end into a bubble\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003cfigure\u003e\u003csvg viewbox=\"0 0 120 80\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" role=\"img\" aria-label=\"OP2 folds the bubble into a 45 degree double flare\"\u003e\n          \u003cline x1=\"0\" y1=\"40\" x2=\"97\" y2=\"40\" stroke=\"#b9c3cd\" stroke-width=\"1\" stroke-dasharray=\"4 3\"\u003e\u003c\/line\u003e\n          \u003cpath d=\"M-4 29.5H68L90 7.5C93 4.5 99 6 98.5 11.5L81 29M-4 50.5H68L90 72.5C93 75.5 99 74 98.5 68.5L81 51\" fill=\"none\" stroke=\"#3f4a56\" stroke-width=\"9\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\n          \u003cpath d=\"M-4 29.5H68L90 7.5C93 4.5 99 6 98.5 11.5L81 29M-4 50.5H68L90 72.5C93 75.5 99 74 98.5 68.5L81 51\" fill=\"none\" stroke=\"#8b97a4\" stroke-width=\"7\" stroke-linecap=\"round\" stroke-linejoin=\"round\"\u003e\u003c\/path\u003e\n          \u003ctext x=\"100\" y=\"43.5\" font-family=\"Arial, sans-serif\" font-size=\"11\" font-weight=\"700\" fill=\"#174a9c\"\u003e45°\u003c\/text\u003e\n        \u003c\/svg\u003e\n\u003cfigcaption\u003e\u003cb\u003e3. OP2\u003c\/b\u003eFolds it into a 45° double flare\u003c\/figcaption\u003e\n\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eBuilt for the job under the car\u003c\/h2\u003e\n\u003cdiv class=\"flk-feats\"\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eFits where a flaring bar won’t\u003c\/h3\u003e\n\u003cp\u003eThe compact clamp head and short handle work between frame rails, tanks and suspension parts, with the line still in place.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eThe same stick-out every time\u003c\/h3\u003e\n\u003cp\u003eThread in the positioning bolt, push the tube flush against it, clamp. That one step keeps flares centered instead of lopsided.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eOne punch, two operations\u003c\/h3\u003e\n\u003cp\u003eThe double-ended punch does both steps. OP1 forms the bubble, then flip it and OP2 finishes the flare. Drive it with a 17 mm wrench until the hex seats against the tool.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eHandle on, or clamped in a vise\u003c\/h3\u003e\n\u003cp\u003eKeep the handle on for leverage under the car. Unscrew it and clamp the head in a bench vise when you’re making new lines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eHardened where it matters\u003c\/h3\u003e\n\u003cp\u003eThe heat-treated alloy die and punch hold their shape flare after flare, and the included die lubricant lets the punch glide instead of dragging on the tube.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-feat\"\u003e\n\u003ch3\u003eEverything in one case\u003c\/h3\u003e\n\u003cp\u003eTool, handle, positioning bolt, punch and lubricant store in a molded case that rides in the truck or the toolbox.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- IMAGE 6 of 6: alloy \/ heat-treated components --\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554629923340289_430x.webp?v=1793270739\" alt=\"Heat-treated alloy steel flaring die and double-ended OP1\/OP2 punch\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWill it work on your vehicle?\u003c\/h2\u003e\n\u003cp\u003eThirty seconds of checking now saves a wasted weekend.\u003c\/p\u003e\n\u003cdiv class=\"flk-fit\"\u003e\n\u003cdiv class=\"flk-yes\"\u003e\n\u003ch3\u003eMade for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3\/16\" (4.75 mm) outside-diameter line\u003c\/li\u003e\n\u003cli\u003eSAE 45° double (inverted) flares, the trumpet-shaped flare on most US-built and many Asian vehicles\u003c\/li\u003e\n\u003cli\u003eSteel, copper-nickel (NiCopp, Cunifer) and copper tubing\u003c\/li\u003e\n\u003cli\u003eBrake and clutch lines, plus other 3\/16\" hydraulic or fuel lines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-no\"\u003e\n\u003ch3\u003eNot for\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDIN\/ISO bubble flares, the mushroom-shaped flare on most European makes and some Asian models\u003c\/li\u003e\n\u003cli\u003eStainless steel line, which is too hard for a hand-driven tool like this\u003c\/li\u003e\n\u003cli\u003e1\/4\", 5\/16\" or any size other than 3\/16\"\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-note\"\u003e\n\u003cspan class=\"flk-label\"\u003eQuick check\u003c\/span\u003e\n\u003cp\u003eLook at the end of your old line. Shaped like a tiny trumpet? That’s a double flare, and this is your tool. Rounded like a mushroom cap? That’s a bubble flare, and you’ll need a DIN\/ISO flaring tool instead.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- IMAGE 3 of 6: 3\/16\" \u0026 materials. If this image lists \"Stainless Steel\" as suitable, edit or replace it: the text above says stainless is not recommended. --\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554630074335233_430x.webp?v=1793270739\" alt=\"3\/16 inch (4.75 mm) brake line flaring tool for steel, copper-nickel and copper tubing\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFrom cut line to finished flare\u003c\/h2\u003e\n\u003col class=\"flk-steps\"\u003e\n\u003cli\u003e\n\u003cspan class=\"flk-num\" aria-hidden=\"true\"\u003e1\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003ePrep the tube\u003c\/h3\u003e\n\u003cp\u003eCut it square with a tubing cutter and deburr inside and out. Clean any coating or rust off where the clamp will grip. Slide the flare nut on now, because it can’t go on after the flare.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"flk-num\" aria-hidden=\"true\"\u003e2\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003eSet the stick-out\u003c\/h3\u003e\n\u003cp\u003eLoosen the two locking screws and feed the tube in. Thread in the positioning bolt and push the tube until it’s flush against it. Tighten both locking screws firmly and evenly, then remove the bolt.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"flk-num\" aria-hidden=\"true\"\u003e3\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003eForm the bubble (OP1)\u003c\/h3\u003e\n\u003cp\u003ePut a dab of lubricant on the OP1 end of the punch, thread it in and tighten with a 17 mm wrench until the hex seats. Back it out.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"flk-num\" aria-hidden=\"true\"\u003e4\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003eFinish the flare (OP2)\u003c\/h3\u003e\n\u003cp\u003eFlip the punch, lube the OP2 end and tighten until the hex seats again. That’s your 45° double flare.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan class=\"flk-num\" aria-hidden=\"true\"\u003e5\u003c\/span\u003e\n\u003cdiv\u003e\n\u003ch3\u003eRelease and inspect\u003c\/h3\u003e\n\u003cp\u003eLoosen the locking screws and slide the tube out. A good flare is centered, smooth and free of cracks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cdiv class=\"flk-note\"\u003e\n\u003cspan class=\"flk-label\"\u003ePro tips\u003c\/span\u003e\n\u003cul\u003e\n\u003cli\u003eMake one or two practice flares on a scrap piece first. 3\/16\" is the least forgiving size to flare.\u003c\/li\u003e\n\u003cli\u003eIf the tube slips while you tighten the punch, clean the clamping area to bare metal and re-clamp tighter.\u003c\/li\u003e\n\u003cli\u003eOut of die lubricant? A drop of brake fluid works.\u003c\/li\u003e\n\u003cli\u003eYou’ll also need 10 mm and 17 mm wrenches, a tubing cutter and a deburring tool (not included).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-note flk-caution\"\u003e\n\u003cspan class=\"flk-label\"\u003eSafety first\u003c\/span\u003e\n\u003cp\u003eBrakes are safety-critical. After any line repair, bleed the system, have a helper press the pedal hard while you check every new joint for weeps, and test the brakes at low speed before driving normally. If you’re unsure about any step, have a qualified mechanic inspect the work.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eThe old way vs. this tool\u003c\/h2\u003e\n\u003cdiv class=\"flk-vs\"\u003e\n\u003cdiv class=\"flk-old\"\u003e\n\u003ch3\u003eBar-style flaring kit\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLine has to come off the car\u003c\/li\u003e\n\u003cli\u003eNeeds a bench vise\u003c\/li\u003e\n\u003cli\u003eTube height gauged by hand\u003c\/li\u003e\n\u003cli\u003eFlares can walk off-center if the tube creeps\u003c\/li\u003e\n\u003cli\u003eOften means replacing the whole line\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"flk-new\"\u003e\n\u003ch3\u003eThis tool\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFlares the line where it sits\u003c\/li\u003e\n\u003cli\u003eHandle for under-car work, vise optional\u003c\/li\u003e\n\u003cli\u003ePositioning bolt sets the height\u003c\/li\u003e\n\u003cli\u003eThreaded punch drives straight and stops when the hex seats\u003c\/li\u003e\n\u003cli\u003eReplace just the bad section\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWho keeps one in the toolbox\u003c\/h2\u003e\n\u003cdl class=\"flk-uses\"\u003e\n\u003cdt\u003eSalt-belt drivers\u003c\/dt\u003e\n\u003cdd\u003eFix the rusted stretch over the axle without re-piping the whole truck.\u003c\/dd\u003e\n\u003cdt\u003eRestorers and project-car builders\u003c\/dt\u003e\n\u003cdd\u003eFlare custom lengths on the bench, then make the final connections on the car.\u003c\/dd\u003e\n\u003cdt\u003eFarm and fleet owners\u003c\/dt\u003e\n\u003cdd\u003eRepair work trucks and equipment where they’re parked.\u003c\/dd\u003e\n\u003cdt\u003eMobile and shop mechanics\u003c\/dt\u003e\n\u003cdd\u003eKnock out on-car flares in tight spots without tying up the bench.\u003c\/dd\u003e\n\u003c\/dl\u003e\n\u003c!-- IMAGE 4 of 6: usage scenarios --\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554629503909889_430x.webp?v=1793270740\" alt=\"Brake line flaring tool used for on-car and workshop brake line repairs\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eWhat’s in the case\u003c\/h2\u003e\n\u003cul class=\"flk-box\"\u003e\n\u003cli\u003e3\/16\" flaring tool (clamp head with 2 locking screws)\u003c\/li\u003e\n\u003cli\u003eRemovable handle\u003c\/li\u003e\n\u003cli\u003ePositioning bolt\u003c\/li\u003e\n\u003cli\u003eDouble-ended OP1\/OP2 punch\u003c\/li\u003e\n\u003cli\u003eDie lubricant\u003c\/li\u003e\n\u003cli\u003eMolded storage case\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"flk-table-wrap\"\u003e\n\u003ctable class=\"flk-specs\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLine size\u003c\/th\u003e\n\u003ctd\u003e3\/16\" (4.75 mm) outside diameter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eFlare type\u003c\/th\u003e\n\u003ctd\u003eSAE 45° double (inverted)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eLine materials\u003c\/th\u003e\n\u003ctd\u003eSteel, copper-nickel, copper\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eUse\u003c\/th\u003e\n\u003ctd\u003eOn the vehicle, or on the bench in a vise\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWrenches\u003c\/th\u003e\n\u003ctd\u003e10 mm and 17 mm, not included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePackage size\u003c\/th\u003e\n\u003ctd\u003e5.1 × 4.1 × 2.1 in \u003cspan style=\"white-space: nowrap;\"\u003e(13 × 10.5 × 5.3 cm)\u003c\/span\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eWeight\u003c\/th\u003e\n\u003ctd\u003eAbout 1 lb (470 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c!-- IMAGE 2 of 6: easy handling \u0026 storage --\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554630208552961_430x.webp?v=1793270739\" alt=\"Compact flaring tool with removable handle in molded storage case\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003c\/section\u003e\n\u003csection class=\"flk-faq\"\u003e\n\u003ch2\u003eQuestions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I really flare the line while it’s still on the car?\u003c\/summary\u003e\n\u003cp\u003eYes, that’s what it’s built for. You need enough straight, clean tube for the clamp to grip and room to turn a 17 mm wrench. If space is tight, release a clip or two to free up some slack.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow do I know if my vehicle uses SAE double flares?\u003c\/summary\u003e\n\u003cp\u003eCheck the end of your old line: trumpet-shaped means double flare, mushroom-shaped means DIN\/ISO bubble flare. Most US-built cars and trucks and many Asian vehicles use double flares; most European makes use bubble flares.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWill it flare stainless steel line?\u003c\/summary\u003e\n\u003cp\u003eWe don’t recommend it. Stainless is much harder than standard steel or copper-nickel and tends to crack in hand-driven tools like this one. Use a hydraulic flaring tool for stainless.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDoes it work on copper-nickel (NiCopp) line?\u003c\/summary\u003e\n\u003cp\u003eYes. Copper-nickel is soft and flares easily. Tighten the punch steadily, use the lubricant and check that each flare comes out centered.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhy do I need wrenches if it has a handle?\u003c\/summary\u003e\n\u003cp\u003eThe handle holds the tool steady. A 17 mm wrench drives the punch and a 10 mm wrench sets the locking screws. Most home garages already have both.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eThe tube slipped in the clamp. What went wrong?\u003c\/summary\u003e\n\u003cp\u003eUsually coating, rust or oil where the clamp grips, or locking screws that aren’t tight enough. Clean that area to bare metal, reset the stick-out with the positioning bolt and tighten both screws firmly and evenly.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan it make bubble flares or other sizes?\u003c\/summary\u003e\n\u003cp\u003eNo. It does one job, 3\/16\" SAE 45° double flares, and it does that job on the car.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e\n\u003csection class=\"flk-close\"\u003e\u003c!-- IMAGE 5 of 6: precision repair \u0026 safety --\u003e\n\u003cfigure style=\"margin: 0 0 20px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554629973671937_430x.webp?v=1793270739\" alt=\"Finished double-flared brake line repair made with the flaring tool kit\" loading=\"lazy\"\u003e\u003c\/figure\u003e\n\u003ch2\u003eBrakes deserve a proper flare\u003c\/h2\u003e\n\u003cp\u003eFix the bad section, keep the good line and keep the money a shop would have charged. Then put the case back in the toolbox, because salt will find another weak spot eventually.\u003c\/p\u003e\n\u003cp\u003eKnow someone who fixes their own cars? This is the tool they’ll be glad to own the day a brake line starts to weep.\u003c\/p\u003e\n\u003cp class=\"flk-fine\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e","brand":"Mesalode","offers":[{"title":"Default Title","offer_id":67995832058010,"sku":"X2G26102916-Default Title","price":35.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0757\/9752\/8730\/files\/96554629889851393.webp?v=1793270739","url":"https:\/\/mesalode.com\/products\/brake-line-flaring-kit","provider":"Mesalode","version":"1.0","type":"link"}