{"product_id":"dewalt-dcg402b-20v-max-atomic-4-5-in-angle-grinder-tool-only-6b0jf2","title":"DeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder, Tool Only","description":"\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/xbY7BVtFFL0\" title=\"YouTube video player\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen\u003e\u003c\/iframe\u003e\u003csection data-aplus\u003e\u003cdetails id=\"product-features\" class=\"acc\" open\u003e \u003csummary\u003e\u003ch2\u003eKey Features\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"features\"\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card-inside\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/speed.svg\" alt=\"speed\" class=\"aplusicon\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eCompact Power\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003eThe DeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder puts up to 760 MWO and 11,000 RPM in a smaller body, so you can grind and cut in tight spots without giving up real jobsite performance.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card-inside\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/electric-brake.svg\" alt=\"electric-brake\" class=\"aplusicon\"\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cstrong\u003eMore Control\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003eThe ANTI-ROTATION system and electronic brake are there for the moments that matter. If the wheel binds, the tool reacts faster to help reduce kickback and bring the wheel to a stop quickly after trigger release.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"card\"\u003e\n\u003cdiv class=\"card-inside\"\u003e \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\u003eFaster Setup\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003eQuick guard conversion, a spindle lock for wheel swaps, and a slim grip help you spend less time fiddling with the tool and more time cutting, grinding, and cleaning up metal.\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-overview\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eOverview\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\" data-product-summary\u003e \u003cp\u003eThe \u003cstrong\u003eDeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder\u003c\/strong\u003e is a cordless 4-1\/2 inch angle grinder built for metal cutting, grinding, and cleanup work where size matters just as much as output. This is an angle grinder designed for tight-space metalworking and general jobsite grinding. Model Number: \u003cstrong\u003eDCG402B\u003c\/strong\u003e. Sold as a tool-only configuration, it is aimed at users already on the DeWALT 20V MAX battery platform who want a more compact grinder without stepping down to a light-duty tool.\u003c\/p\u003e \u003cp\u003eOn the numbers that matter, this grinder delivers up to \u003cstrong\u003e760 MWO\u003c\/strong\u003e and \u003cstrong\u003e11,000 RPM\u003c\/strong\u003e no-load speed from a brushless motor. That matters because a compact grinder only earns its keep if it can still remove material quickly, cut cleanly, and keep pace on steel fabrication, pipe work, weld cleanup, and general punch-list grinding. The brushless setup also helps with efficiency and runtime compared to brushed designs, especially when you are doing repeated short cuts and touch-up passes throughout the day.\u003c\/p\u003e \u003cp\u003eWhere this tool separates itself is control. DeWALT built in its \u003cstrong\u003eANTI-ROTATION System\u003c\/strong\u003e, which is designed to quickly stop the wheel when a pinch, stall, or bind-up event is detected. In plain terms, if the wheel gets hung up, the tool is designed to react faster to help reduce the sudden twist that can catch you off guard. There is also an \u003cstrong\u003eelectronic brake\u003c\/strong\u003e that stops the wheel within about \u003cstrong\u003e1.25 seconds\u003c\/strong\u003e after the trigger is released. That is not a throwaway feature on a grinder. It means less waiting between cuts, safer repositioning, and better control when you are moving around material or working overhead.\u003c\/p\u003e \u003cp\u003eThe body design is built for access. DeWALT calls out the slim, ergonomic grip and smaller gripping diameter, and that is exactly the kind of detail that matters on an angle grinder. When you are reaching into corners, working between installed materials, or making controlled passes on pipe and tube, a bulky housing gets in the way fast. The compact ATOMIC form factor makes this a better fit for fabricators, maintenance techs, mechanical contractors, and anyone doing metal work where a full-size grinder can feel clumsy.\u003c\/p\u003e \u003cp\u003eJobsite practicality is strong here too. The \u003cstrong\u003elock-off paddle switch\u003c\/strong\u003e with no-lock-on design is the right move for a grinder meant for control-first work. The \u003cstrong\u003eforward exhaust system\u003c\/strong\u003e directs air away from the user and helps manage motor heat, which matters when sparks, dust, and hot metal are part of the day. DeWALT also made guard and wheel changes less of a chore. You can convert the included standard \u003cstrong\u003eType B guard\u003c\/strong\u003e to a \u003cstrong\u003eType A guard\u003c\/strong\u003e with the clip-on guard, and the spindle lock makes wheel swaps faster without juggling extra wrenches.\u003c\/p\u003e \u003cp\u003eIf you are already invested in DeWALT cordless tools, the platform fit is straightforward. This grinder runs on the \u003cstrong\u003eDeWALT 20V MAX battery system\u003c\/strong\u003e and is sold as a bare tool, so batteries and charger are not included. It is also \u003cstrong\u003eTOOL CONNECT CHIP READY\u003c\/strong\u003e, which means users who need asset tracking and jobsite location features can add the optional chip separately. That will matter more to fleet users and larger crews than to a one-man shop, but it is a useful option to have.\u003c\/p\u003e \u003cp\u003eWho should buy it? If you need a compact cordless angle grinder for steel pipe, strut, weld cleanup, maintenance work, field fabrication, or general metal cutting, this one makes a lot of sense. If your work is mostly quick cuts, touch-ups, overhead use, or tight access, the smaller ATOMIC package is the real selling point. If you spend all day leaning on a grinder for heavy stock removal, you may still prefer a larger-body model. But for mobility, access, and control on the DeWALT 20V MAX platform, this is the kind of grinder that earns a spot in the truck fast.\u003c\/p\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-benefits\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eBuilt for Tight-Space Metal Work\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"img\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/51639346266406_9bea8232064c.jpg\" alt=\"DeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder cutting steel pipe in a fabrication shop with sparks during metalworking\" class=\"tnblock-img\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"copy\"\u003e\n\u003cp\u003eThis is where a compact cordless grinder pays off. The shorter, slimmer body is easier to position on pipe, tubing, and installed steel when a larger grinder starts fighting you for space.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003e4-1\/2 in. angle grinder format for common cutting and grinding tasks\u003c\/li\u003e \u003cli\u003eSlim ergonomic grip helps with control in confined work areas\u003c\/li\u003e \u003cli\u003eBrushless motor delivers up to 760 MWO for real cutting and grinding output\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-benefits-2\" class=\"acc flip\"\u003e \u003csummary\u003e\u003ch2\u003eControl When the Wheel Binds\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"img\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/51639346266406_098f29325294.jpg\" alt=\"DeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder grinding steel pipe with side handle installed for better control on the job\" class=\"tnblock-img\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"copy\"\u003e\n\u003cp\u003eGrinders get sketchy fast when a wheel pinches. DeWALT added features here that are meant to help you keep command of the tool instead of reacting after the fact.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eANTI-ROTATION system helps reduce reactionary torque during pinch, stall, or bind-up events\u003c\/li\u003e \u003cli\u003eElectronic brake stops the wheel within about 1.25 seconds after trigger release\u003c\/li\u003e \u003cli\u003eLock-off paddle switch and no-lock-on design favor control-first use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-benefits-3\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eQuick Changes Keep You Moving\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"row\"\u003e\n\u003cdiv class=\"img\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0933\/1582\/5958\/files\/51639346266406_5f5de61e278b.jpg\" alt=\"DeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder product view showing compact body, guard, and spindle area for wheel changes\" class=\"tnblock-img\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"copy\"\u003e\n\u003cp\u003eSmall details matter on a grinder you use all day. Fast wheel swaps and easy guard changes save time, especially when you move between cutting and grinding work.\u003c\/p\u003e\n\u003cul\u003e \u003cli\u003eSpindle lock simplifies wheel changes\u003c\/li\u003e \u003cli\u003eIncluded Type B guard converts to Type A with the clip-on guard\u003c\/li\u003e \u003cli\u003eForward exhaust helps direct air away from the user and manage motor heat\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-whats-included\" class=\"acc\" open\u003e \u003csummary\u003e\u003ch2\u003eWhat's in the Box\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"tnincluded-wrapper\"\u003e\n\u003cul\u003e\n\u003cli\u003e(1) DeWALT DCG402 ATOMIC 20V MAX 4.5 in. Angle Grinder\u003c\/li\u003e\n\u003cli\u003e(1) Type B Guard with Type A Clip-on Guard\u003c\/li\u003e\n\u003cli\u003e(1) Type 27 Grinding Wheel\u003c\/li\u003e\n\u003cli\u003e(1) Wrench\u003c\/li\u003e\n\u003cli\u003e(1) Side Handle\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e \u003cdiv class=\"included-note\"\u003e\n\u003cp\u003eBattery and charger are not included.\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-key-specifications\" class=\"acc\" open\u003e \u003csummary\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003ctable class=\"aplusspecs\"\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct Type\u003c\/th\u003e\n\u003ctd\u003eAngle Grinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eVoltage (V)\u003c\/th\u003e\n\u003ctd\u003e20 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWheel Diameter\u003c\/th\u003e\n\u003ctd\u003e4-1\/2 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eNo-Load Speed (RPM)\u003c\/th\u003e\n\u003ctd\u003e11,000 RPM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMax Power Output\u003c\/th\u003e\n\u003ctd\u003e760 MWO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWeight (lbs)\u003c\/th\u003e\n\u003ctd\u003e4.78 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower Source\u003c\/th\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eTool Only\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e \u003c\/table\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-compatibility\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eCompatibility\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \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\u003cdiv\u003e \u003cstrong\u003eBattery Platform\u003c\/strong\u003e \u003cdiv class=\"compat-detail\"\u003ePart of the DeWALT 20V MAX system. Battery and charger are sold separately.\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\/connectivity.svg\" alt=\"connectivity\" class=\"icon-sm\"\u003e\u003cdiv\u003e \u003cstrong\u003eJobsite Tracking\u003c\/strong\u003e \u003cdiv class=\"compat-detail\"\u003eTOOL CONNECT CHIP READY for use with the optional DeWALT TOOL CONNECT chip and app.\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\/accessories-included.svg\" alt=\"accessories-included\" class=\"icon-sm\"\u003e\u003cdiv\u003e \u003cstrong\u003eGuard Setup\u003c\/strong\u003e \u003cdiv class=\"compat-detail\"\u003eIncludes a standard Type B guard and a Type A clip-on guard for quick conversion.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-applications-uses\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eBuilt For\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"tags\"\u003e\n\u003cspan class=\"tag\"\u003eMetalworking\u003c\/span\u003e\u003cspan class=\"tag\"\u003eConstruction\u003c\/span\u003e\u003cspan class=\"tag\"\u003eGeneral Contracting\u003c\/span\u003e\u003cspan class=\"tag\"\u003eMechanical Trades\u003c\/span\u003e\u003cspan class=\"tag\"\u003eWeld Cleanup\u003c\/span\u003e\u003cspan class=\"tag\"\u003ePipe Cutting\u003c\/span\u003e\u003cspan class=\"tag\"\u003eJobsite Grinding\u003c\/span\u003e\u003cspan class=\"tag\"\u003eMaintenance Work\u003c\/span\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-pro-tips\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003ePro Tip\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \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\u003cp class=\"tip-text\"\u003eIf you are bouncing between cutting and grinding, keep the included guard setup sorted before you start the job. The quick guard conversion and spindle lock save real time, but only if you set the tool up for the right wheel before climbing the ladder or heading into a tight mechanical room.\u003c\/p\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-warranty\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eWarranty \u0026amp; Support\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \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\u003cdiv class=\"warranty-text\"\u003e 3 Year Limited Warranty, 1 Year Free Service, and 90 Day Satisfaction Guaranteed. \u003c\/div\u003e \u003c\/div\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-tool-nut-take\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eTool Nut's Take\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cdiv class=\"eyebrow\"\u003eTool Nut's Take\u003c\/div\u003e \u003ch3\u003eDeWALT DCG402B 20V MAX ATOMIC 4.5-in. Angle Grinder That Actually Makes Compact Worth It\u003c\/h3\u003e \u003cp\u003eThis is the kind of grinder that makes sense for guys who want cordless mobility and tight-access control without ending up with a watered-down tool.\u003c\/p\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWho it's for:\u003c\/strong\u003e Metalworkers, mechanical contractors, maintenance crews, and DeWALT 20V MAX users who need a compact grinder for pipe, weld cleanup, and quick field cuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhy it stands out:\u003c\/strong\u003e You get 11,000 RPM, brushless performance, fast brake response, and the ANTI-ROTATION system in a smaller ATOMIC body that is easier to handle in awkward spots.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorth knowing:\u003c\/strong\u003e It is a bare tool, so plan on bringing your own battery and charger. If your work is nonstop heavy grinding, a larger grinder may still be the better pick.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e\u003c\/details\u003e\u003cdetails id=\"product-faqs\" class=\"acc\"\u003e \u003csummary\u003e\u003ch2\u003eCommon Questions\u003c\/h2\u003e\u003c\/summary\u003e \u003cdiv class=\"acc-body\"\u003e \u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIs this a cordless or corded grinder?\u003c\/strong\u003e It is a cordless angle grinder powered by the DeWALT 20V MAX battery platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat size wheel does it use?\u003c\/strong\u003e This model is a 4-1\/2 inch angle grinder.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow fast does it run?\u003c\/strong\u003e The no-load speed is 11,000 RPM.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes it have a brake?\u003c\/strong\u003e Yes. It uses an electronic brake designed to stop the wheel within about 1.25 seconds after the trigger is released.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCan it be tracked with DeWALT's app?\u003c\/strong\u003e It is TOOL CONNECT CHIP READY, which means it can work with the optional TOOL CONNECT chip and app.\u003c\/li\u003e \u003c\/ul\u003e \u003c\/div\u003e\u003c\/details\u003e\u003c\/section\u003e","brand":"DeWALT","offers":[{"title":"Default Title","offer_id":43570205982768,"sku":"DCG402B","price":68.7,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0699\/4876\/8304\/files\/ci5ggnpnu4f8_443501f2-2185-42af-bfc7-dc8c0d470140.jpg?v=1788576672","url":"https:\/\/toolnutus.com\/products\/dewalt-dcg402b-20v-max-atomic-4-5-in-angle-grinder-tool-only-6b0jf2","provider":"InoPrints","version":"1.0","type":"link"}