{"product_id":"knipex-cobra-xl-16-in-water-pump-pliers-with-3-5-in-jaw-capacity-87-01-400-sba","title":"Knipex Cobra XL 16-in. Water Pump Pliers with 3.5-in. Jaw Capacity (87 01 400 SBA)","description":"\u003csection data-aplus\u003e\n\u003cdetails id=\"product-features\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"features\"\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/capacity.svg\" alt=\"capacity\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eBig Capacity, Less Bulk\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eThe Knipex Cobra XL Water Pump Pliers 400mm give you up to 3.5 inches of jaw capacity in a 400 mm tool. That means you can grab larger pipe and fittings without jumping straight to a heavier pipe wrench.\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/tool-free-change.svg\" alt=\"tool-free-change\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003ePush-Button Adjustment\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eFast one-handed adjustment lets you size the pliers directly on the workpiece. Fine adjustment helps you dial in a secure fit without wasting time hunting for the right setting.\u003c\/div\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"card\"\u003e\n        \u003cdiv class=\"card-inside\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/material.svg\" alt=\"material\" class=\"aplusicon\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\u003cstrong\u003eHard Teeth, Solid Hold\u003c\/strong\u003e\u003c\/div\u003e\n        \u003cdiv class=\"feature-card\"\u003eSpecial hardened teeth at about 61 HRC bite into pipe and nuts and stay that way. Combined with the self-locking jaw design, that means less slipping and less hand force when the job gets stubborn.\u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-overview\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\" data-product-summary\u003e\n    \u003cp\u003eThe \u003cstrong\u003eKnipex Cobra XL Water Pump Pliers 400mm\u003c\/strong\u003e is a heavy-duty tongue-and-groove style water pump pliers built for gripping pipe, fittings, nuts, and other oversized workpieces. This is a water pump pliers designed for plumbing, mechanical service, and general maintenance work where strong bite and fast adjustment matter. Model Number: \u003cstrong\u003e87 01 400 SBA\u003c\/strong\u003e. If you need something that reaches beyond standard channel-type pliers without carrying the weight of a big pipe wrench, this is the tool it is trying to replace.\u003c\/p\u003e\n    \u003cp\u003eThe main reason these stand out is capacity. With a stated jaw capacity of 3.5 inches, the Cobra XL covers a lot of pipe and fitting work that would normally push you into larger, heavier tools. Knipex specifically positions it as lighter than comparable pipe wrenches while still giving you more usable gripping range. On real jobs, that matters when you are working overhead, leaning into mechanical rooms, or carrying a loaded service bag where every pound starts to count.\u003c\/p\u003e\n    \u003cp\u003eThe push-button adjustment is one of the features that makes this tool faster to live with day to day. Instead of fighting a loose slip-joint or guessing the right setting, you can adjust the jaw directly on the workpiece and lock into one of the fine adjustment positions for a more exact fit. That better fit helps in two ways: it gives you a more comfortable handle spread in your hand, and it reduces the chance of the jaws walking off rounded hardware under load.\u003c\/p\u003e\n    \u003cp\u003eKnipex also uses a self-locking jaw design on pipes and nuts, which is a big deal for anyone who spends time breaking loose stubborn fittings. When the jaw geometry holds the work instead of forcing your grip to do all the work, you do not have to squeeze the handles as hard to keep control. Less hand fatigue is not marketing fluff here. It means more control on rusty valves, threaded pipe, and larger compression nuts when you are several tasks into the day.\u003c\/p\u003e\n    \u003cp\u003eThe box-joint construction is another part of why these have a strong reputation. A box joint gives the pliers a more stable, double-guided hinge area, so the jaws track more solidly under heavy load than lighter-duty plier designs. Add in the forged chrome vanadium electric steel construction and multi-stage oil-hardened build, and you get a tool made for repeated hard use, not occasional homeowner duty. The special hardened gripping teeth, rated around 61 HRC, are there for the same reason: they keep biting instead of smoothing over after repeated use on steel hardware.\u003c\/p\u003e\n    \u003cp\u003eJobsite practicality is also handled well. The dipped plastic handles keep the tool straightforward and durable without adding bulk, and the built-in pinch guard is the kind of feature you appreciate more after a long day of repeated adjustments. It is not an insulated tool, so it is not meant for live electrical work, but for plumbing, facility maintenance, equipment service, and shop use, the simple handle design keeps things rugged and easy to clean.\u003c\/p\u003e\n    \u003cp\u003eThis Knipex pliers is made in Germany and meets DIN ISO 8976, which gives buyers some confidence that the geometry and build are not just good on paper. It is still a hand tool, so performance comes down to jaw shape, stability, and steel quality, and that is exactly where this model earns its keep. You are buying reach, capacity, and secure bite more than anything else.\u003c\/p\u003e\n    \u003cp\u003eWho should buy it? Plumbers are the obvious fit, but this tool also makes a lot of sense for pipefitters, plant maintenance techs, mechanics, and serious DIY users who regularly work on larger pipe, valves, and mechanical assemblies. If you mostly handle small sink fittings and light-duty household repairs, this size may be more tool than you need. If you routinely run into large pipe, seized nuts, and awkward service access, the Cobra XL is the kind of pliers that quickly becomes the one you reach for first.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits-1\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eGet Pipe-Wrench Capacity in a Faster Hand Tool\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"row\"\u003e\n      \u003cdiv class=\"img\"\u003e\n        \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/2026052168_5.jpg\" alt=\"Knipex Cobra XL Water Pump Pliers 400mm gripping a large valve fitting during plumbing and mechanical service work\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eWhen the job calls for more bite than standard groove-joint pliers can give, this tool steps in without the extra bulk of a large pipe wrench. It is built for bigger pipe and hardware, but still works with the speed and control of pliers.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003eUp to 3.5 in. jaw capacity for larger pipe and fittings\u003c\/li\u003e\n          \u003cli\u003eSelf-locking design helps reduce slipping on pipes and nuts\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits-2\" class=\"acc flip\"\u003e\n  \u003csummary\u003e\u003ch2\u003eAdjust Fast and Fit the Work Better\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"row\"\u003e\n      \u003cdiv class=\"img\"\u003e\n        \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/2026052168_4.jpg\" alt=\"Knipex Cobra XL Water Pump Pliers 400mm showing one-handed push-button adjustment on a workpiece in service use\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eThe push-button adjustment saves time because you can size the jaws right on the material instead of opening and closing the tool until it feels close. Fine adjustment also helps keep the handle width comfortable, which matters on repeated service calls.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003eOne-handed push-button adjustment directly on the workpiece\u003c\/li\u003e\n          \u003cli\u003e27 adjustment positions help match different workpiece sizes\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits-3\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eBuilt to Hold Up Under Heavy Load\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"row\"\u003e\n      \u003cdiv class=\"img\"\u003e\n        \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/2026052168_3.jpg\" alt=\"Close-up of the Knipex Cobra XL Water Pump Pliers 400mm box-joint hinge and jaw area showing heavy-duty construction\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eLarge pliers are only useful if the joint stays tight and the teeth keep biting. The box-joint layout and hardened gripping surfaces are what let this model keep control when you put real force into it.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003eBox-joint design uses double guide support for added stability\u003c\/li\u003e\n          \u003cli\u003eGripping teeth hardened to about 61 HRC for wear resistance\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-benefits-4\" class=\"acc flip\"\u003e\n  \u003csummary\u003e\u003ch2\u003eKnipex Cobra XL Water Pump Pliers 400mm at Full Reach\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"row\"\u003e\n      \u003cdiv class=\"img\"\u003e\n        \u003cimg src=\"https:\/\/cdn.anglera.com\/assets\/74d6ed76-fe0d-4d23-a9db-1f8749ca9ef2\/2026052168_1.jpg\" alt=\"Knipex Cobra XL Water Pump Pliers 400mm full product view with dipped handles for plumbing and maintenance work\" class=\"tnblock-img\"\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"copy\"\u003e\n        \u003cp\u003eAt 400 mm long, this is the size you buy when standard pliers keep coming up short. The longer handles give you added leverage, but the tool is still compact enough to make sense in a plumber's kit or maintenance bag.\u003c\/p\u003e\n        \u003cul\u003e\n          \u003cli\u003e400 mm overall length for added leverage on larger fittings\u003c\/li\u003e\n          \u003cli\u003eDipped plastic handles keep the grip simple, durable, and job-ready\u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-key-specifications\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003ctable class=\"aplusspecs\"\u003e\n      \u003ctr\u003e\n        \u003cth\u003eTool Type\u003c\/th\u003e\n        \u003ctd\u003eWater Pump Pliers\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eLength\u003c\/th\u003e\n        \u003ctd\u003e400 mm \/ 16 in.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eJaw Capacity\u003c\/th\u003e\n        \u003ctd\u003e3.5 in.\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eAdjustment Positions\u003c\/th\u003e\n        \u003ctd\u003e27\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eWeight\u003c\/th\u003e\n        \u003ctd\u003e2.67 lbs\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eMaterial\u003c\/th\u003e\n        \u003ctd\u003eChrome vanadium electric steel, forged, multi-stage oil-hardened\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eHandle Type\u003c\/th\u003e\n        \u003ctd\u003eDipped plastic\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eTeeth Hardness\u003c\/th\u003e\n        \u003ctd\u003eApprox. 61 HRC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eInsulated\u003c\/th\u003e\n        \u003ctd\u003eNo\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eStandard\u003c\/th\u003e\n        \u003ctd\u003eDIN ISO 8976\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth\u003eMade In\u003c\/th\u003e\n        \u003ctd\u003eGermany\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-applications-uses\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eBuilt For\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tags\"\u003e\n      \u003cspan class=\"tag\"\u003ePlumbing\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003ePipe Fitting\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eMechanical Service\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eFacility Maintenance\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eGeneral Contracting\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eIndustrial Maintenance\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eValve and Fitting Work\u003c\/span\u003e\n      \u003cspan class=\"tag\"\u003eSerious DIY \/ Hobbyist\u003c\/span\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-pro-tips\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003ePro Tip\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"tip-row\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/specs.svg\" alt=\"specs\" class=\"icon-lg\"\u003e\n      \u003cp class=\"tip-text\"\u003eUse the push-button to size the jaws so they seat fully before you load the handles. With Cobra-style pliers, the closer the fit at the start, the more the self-locking bite works for you instead of against your grip.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-warranty\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eWarranty \u0026amp; Support\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"warranty-row\"\u003e\n      \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/warranty.svg\" alt=\"warranty\" class=\"icon-sm\"\u003e\n      \u003cdiv class=\"warranty-text\"\u003e\n        Lifetime warranty against manufacturer's defects.\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-tool-nut-take\" class=\"acc\" open\u003e\n  \u003csummary\u003e\u003ch2\u003eTool Nut's Take\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cdiv class=\"eyebrow\"\u003eTool Nut's Take\u003c\/div\u003e\n    \u003ch3\u003eBig-Jaw Knipex Pliers That Earn Their Spot in the Bag\u003c\/h3\u003e\n    \u003cp\u003eThe Knipex Cobra XL Water Pump Pliers 400mm is the kind of hand tool that makes a lot of other \"close enough\" options feel second-rate once you use it on real pipe and hardware.\u003c\/p\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Plumbers, maintenance techs, mechanics, and anyone who regularly works on larger pipe, valves, and stubborn fittings.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e You get serious 3.5 inch capacity, fast push-button adjustment, and that trademark Knipex bite from hardened teeth and a stable box joint.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e This is a large pliers, not a pocket tool. If your work stays small, go smaller. If you are constantly pushing standard groove-joint pliers past their comfort zone, this one makes a lot of sense.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\n\u003cdetails id=\"product-faqs\" class=\"acc\"\u003e\n  \u003csummary\u003e\u003ch2\u003eCommon Questions\u003c\/h2\u003e\u003c\/summary\u003e\n  \u003cdiv class=\"acc-body\"\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhat is the maximum jaw capacity?\u003c\/strong\u003e The listed jaw capacity is 3.5 inches.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eIs this tool insulated for electrical work?\u003c\/strong\u003e No. The handle is dipped plastic, but the product is not listed as insulated.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eHow is the jaw adjusted?\u003c\/strong\u003e It uses a push-button adjustment system that can be set directly on the workpiece, with 27 adjustment positions.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhere is it made?\u003c\/strong\u003e This Knipex pliers is made in Germany.\u003c\/li\u003e\n      \u003cli\u003e\n\u003cstrong\u003eWhat standard does it meet?\u003c\/strong\u003e It is listed as meeting DIN ISO 8976.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/section\u003e","brand":"Knipex","offers":[{"title":"Default Title","offer_id":53231570747686,"sku":"87 01 400 SBA","price":72.18,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/2026052168_1.jpg?v=1779327382","url":"https:\/\/www.toolnut.com\/products\/knipex-cobra-xl-16-in-water-pump-pliers-with-3-5-in-jaw-capacity-87-01-400-sba","provider":"Tool Nut","version":"1.0","type":"link"}