{"product_id":"milwaukee-m18-fuel-striker-hammer-chisel-3771-20","title":"Milwaukee M18 FUEL STRIKER Hammer Chisel (3771-20)","description":"\u003cp\u003e\u003ciframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/QdKmVSih9U4\" height=\"315\" width=\"560\"\u003e\u003c\/iframe\u003e\u003c\/p\u003e\n\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\/impact-energy.svg\" alt=\"impact-energy\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003ePneumatic-Level Strike\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eThe POWERSTATE brushless motor delivers 7 joules of impact energy, giving this cordless hammer chisel the kind of force usually tied to a long-barrel air tool. That means suspension teardown and ball joint removal without dragging a hose or compressor into the job.\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\/variable-speed.svg\" alt=\"variable-speed\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003eControlled Starts\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eA variable speed trigger and 3-mode selection let you feather the strike instead of going full blast right away. That helps you stay on target around hubs, suspension parts, and other components you do not want to slip across.\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\/chuck-type.svg\" alt=\"chuck-type\" class=\"aplusicon\"\u003e\n          \u003c\/div\u003e\n          \u003cdiv\u003e\u003cstrong\u003eFast Bit Changes\u003c\/strong\u003e\u003c\/div\u003e\n          \u003cdiv class=\"feature-card\"\u003eThe 0.401 inch round shank twist chuck makes accessory changes quicker and easier while keeping the bit locked in place under hard use. Less downtime at the bench, more time actually breaking parts loose.\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\u003eMilwaukee M18 FUEL STRIKER Hammer Chisel\u003c\/strong\u003e, Model 3771-20, is built for technicians who need serious striking power without being tied to an air line. This is a hammer chisel designed for suspension teardown, ball joint removal, and other heavy automotive service work where mobility matters. If you already work on the M18 platform, this tool gives you a cordless way to handle jobs that normally call for a long-barrel pneumatic setup.\u003c\/p\u003e\n      \u003cp\u003eWhat makes this tool matter is the combination of cordless freedom and real output. Milwaukee rates it at 7 joules of striking force, which is aimed squarely at pneumatic-equivalent performance. Pair that with up to 3,000 blows per minute and you get a tool that is built to move stuck components, not just tap on them. For a service tech, that means less setup, less hose management, and fewer excuses to drag out the compressor for one stubborn part.\u003c\/p\u003e\n      \u003cp\u003eControl is a big part of why this tool stands out. The variable speed trigger lets you feather the strike from start to finish, and the 3-mode selection gives you options depending on how aggressive you need to be. Mode 1 runs up to 2,500 blows per minute, Mode 2 runs up to 3,000 blows per minute, and Mode 3 adds a ramp-up setting for smoother engagement. In plain terms, that helps you start a chisel where you want it instead of bouncing off the workpiece and risking damage to nearby components.\u003c\/p\u003e\n      \u003cp\u003eThe front end uses a 0.401 inch round shank twist chuck with automatic locking. That matters because this is a common air hammer accessory size, so you are not locked into some oddball bit system. Fast insertion and removal also helps when you are switching between chisels during teardown work. If a tool like this slows bit swaps down, it gets old fast. Milwaukee clearly understood that part of the job.\u003c\/p\u003e\n      \u003cp\u003eOn the electronics side, REDLINK PLUS intelligence manages communication between the tool, battery, and charger to help protect against overload, overheating, and over-discharge. The patented battery isolation system is another practical detail. It helps reduce vibration transferred to the battery pack while maintaining a secure connection during repeated heavy striking. That is not just spec-sheet talk. On tools that live in harsh service environments, battery connection and durability are a real issue.\u003c\/p\u003e\n      \u003cp\u003eMilwaukee also added a targeted LED work light, which is more useful here than it sounds on paper. Automotive work does not always happen under ideal lighting, and when you are working around a wheel well, suspension components, or underbody hardware, seeing exactly where the bit is landing helps with accuracy and confidence. The pistol grip layout keeps the tool familiar in hand for techs used to impact tools and air hammers.\u003c\/p\u003e\n      \u003cp\u003eSystem compatibility is another strong point. This cordless hammer chisel works with all Milwaukee M18 REDLITHIUM batteries and chargers, so it drops right into an existing M18 setup. For a shop or mobile service truck already running Milwaukee cordless tools, that is a big advantage. You can add heavy-duty striking capability without adding another battery platform to manage.\u003c\/p\u003e\n      \u003cp\u003eThis is not a general-purpose homeowner tool, and that is exactly why it is good. It is best suited to automotive technicians, diesel techs, fleet maintenance crews, and serious users who regularly deal with seized suspension parts, bushings, and stubborn assemblies. If your work is light and occasional, this may be more tool than you need. If teardown work is part of your week, the Milwaukee M18 FUEL STRIKER Hammer Chisel is built for exactly that kind of abuse.\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-at-a-glance\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eAt a Glance\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"stats-grid\"\u003e\n        \u003cdiv\u003e\n          \u003cdiv class=\"stat-value\"\u003e7 J\u003c\/div\u003e\n          \u003cdiv class=\"stat-label\"\u003eImpact Energy\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\n          \u003cdiv class=\"stat-value\"\u003e3,000 BPM\u003c\/div\u003e\n          \u003cdiv class=\"stat-label\"\u003eMax Blows Per Minute\u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv\u003e\n          \u003cdiv class=\"stat-value\"\u003e3\u003c\/div\u003e\n          \u003cdiv class=\"stat-label\"\u003eOperating Modes\u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-benefits-1\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eCut the Hose Out of Suspension Work\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\/20260601009_5.jpg\" alt=\"Milwaukee M18 FUEL STRIKER Hammer Chisel removing a seized suspension component at a wheel hub during automotive service work\" class=\"tnblock-img\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"copy\"\u003e\n          \u003cp\u003eThis is where the tool earns its keep. The whole point of this cordless impact tool is to give service techs air-hammer type performance without a compressor, hose, or fixed bay setup getting in the way.\u003c\/p\u003e\n          \u003cul\u003e\n            \u003cli\u003eBuilt for suspension teardown and ball joint removal\u003c\/li\u003e\n            \u003cli\u003e7 joules of striking force aimed at long-barrel pneumatic performance\u003c\/li\u003e\n            \u003cli\u003eUp to 3,000 blows per minute for hard, repetitive striking\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\u003eMilwaukee M18 FUEL STRIKER Hammer Chisel Control That Matters\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\/20260601009_1.jpg\" alt=\"Milwaukee M18 FUEL STRIKER Hammer Chisel clean product view showing the compact barrel, pistol grip, and cordless M18 battery interface for shop use\" class=\"tnblock-img\"\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"copy\"\u003e\n          \u003cp\u003eBig striking power is only useful if you can place it where you need it. Milwaukee paired the output with a variable speed trigger and three operating modes so you can start carefully, then lean into the hit once the bit is planted.\u003c\/p\u003e\n          \u003cul\u003e\n            \u003cli\u003eMode 1: 0 to 2,500 BPM\u003c\/li\u003e\n            \u003cli\u003eMode 2: 0 to 3,000 BPM\u003c\/li\u003e\n            \u003cli\u003eMode 3: ramp-up 0 to 3,000 BPM for smoother starts\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\u003eImpact Energy\u003c\/th\u003e\n          \u003ctd\u003e7 J\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eBlows Per Minute\u003c\/th\u003e\n          \u003ctd\u003e0 to 3,000 BPM\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eOperating Modes\u003c\/th\u003e\n          \u003ctd\u003e3\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eMotor Type\u003c\/th\u003e\n          \u003ctd\u003eBrushless\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eShank Size\u003c\/th\u003e\n          \u003ctd\u003e0.401 in\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eChuck Type\u003c\/th\u003e\n          \u003ctd\u003eTwist Chuck\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eWeight\u003c\/th\u003e\n          \u003ctd\u003e7.2 lbs\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n          \u003cth\u003eLength\u003c\/th\u003e\n          \u003ctd\u003e12.2 in\u003c\/td\u003e\n        \u003c\/tr\u003e\n      \u003c\/table\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\n  \u003cdetails id=\"product-compatibility\" class=\"acc\"\u003e\n    \u003csummary\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003c\/summary\u003e\n    \u003cdiv class=\"acc-body\"\u003e\n      \u003cdiv class=\"compat-list\"\u003e\n        \u003cdiv class=\"compat-row\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/voltage.svg\" alt=\"voltage\" class=\"icon-sm\"\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003eBattery Platform\u003c\/strong\u003e\n            \u003cdiv class=\"compat-detail\"\u003eCompatible with all Milwaukee M18 REDLITHIUM batteries and M18 chargers.\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n        \u003cdiv class=\"compat-row\"\u003e\n          \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/chuck-size.svg\" alt=\"chuck-size\" class=\"icon-sm\"\u003e\n          \u003cdiv\u003e\n            \u003cstrong\u003eAccessory Interface\u003c\/strong\u003e\n            \u003cdiv class=\"compat-detail\"\u003eUses 0.401 inch round shank accessories for air-hammer style chiseling applications.\u003c\/div\u003e\n          \u003c\/div\u003e\n        \u003c\/div\u003e\n      \u003c\/div\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\"\u003eAutomotive\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eDiesel Service\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eFleet Maintenance\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eSuspension Teardown\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eBall Joint Removal\u003c\/span\u003e\n        \u003cspan class=\"tag\"\u003eSeized Component Removal\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 ramp-up mode when you are starting on rounded or awkward suspension parts. It helps seat the chisel before full impact comes on, which makes it easier to stay put and avoid skating across nearby components.\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          3 Year Warranty.\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\"\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\u003eA real shop tool, not a gimmick\u003c\/h3\u003e\n      \u003cp\u003eThe Milwaukee M18 FUEL STRIKER Hammer Chisel is for techs who want air-hammer performance with none of the hose nonsense.\u003c\/p\u003e\n      \u003cul\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Automotive and diesel techs, fleet mechanics, and anyone doing regular suspension teardown or stubborn component removal.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e The 7-joule output, 3-mode control, and common 0.401 inch shank interface make it practical on real service work, not just impressive on a spec sheet.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e This is sold as a bare tool, so if you are not already on M18 you will need to budget for a battery and charger.\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 kind of work is this hammer chisel made for?\u003c\/strong\u003e It is designed primarily for suspension teardown, ball joint removal, and other heavy automotive service applications where strong repeated impact is needed.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWhat accessories does it use?\u003c\/strong\u003e It uses 0.401 inch round shank accessories with a twist chuck design for quick bit insertion and removal.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eDoes it have speed control?\u003c\/strong\u003e Yes. It has a variable speed trigger and 3 operating modes, including a ramp-up mode for smoother starts.\u003c\/li\u003e\n        \u003cli\u003e\n\u003cstrong\u003eWill it work with my existing Milwaukee batteries?\u003c\/strong\u003e Yes, it is compatible with all Milwaukee M18 REDLITHIUM batteries and M18 chargers.\u003c\/li\u003e\n      \u003c\/ul\u003e\n    \u003c\/div\u003e\n  \u003c\/details\u003e\n\u003c\/section\u003e","brand":"Milwaukee","offers":[{"title":"Default Title","offer_id":53284474356006,"sku":"3771-20","price":599.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/3771-20_Kit_101.jpg?v=1780343278","url":"https:\/\/www.toolnut.com\/products\/milwaukee-m18-fuel-striker-hammer-chisel-3771-20","provider":"Tool Nut","version":"1.0","type":"link"}