{"product_id":"dewalt-accessories-dw0521-3-8-in-keyless-chuck","title":"Dewalt Accessories DW0521 3\/8 in Keyless Chuck","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe DEWALT ACCESSORIES DW0521 is a 3\/8 inch keyless chuck designed to convert any 1\/4 inch impact driver into a standard drill chuck application. Built with all-metal construction, this quick-connect chuck attaches to a 1\/4 inch hex shank impact driver and accepts 3\/8 inch round-shank drill bits and accessories. The single-sleeve design allows for one-handed tightening and release, keeping workflow moving on the jobsite. Installation requires no tools: slide the collar back from the front of the driver, twist the chuck onto the 1\/4 inch impact driver, and release the collar to lock it in place. Licensed electricians, plumbers, HVAC techs, and general trade professionals who run impact drivers as their primary driver tool will find this chuck a straightforward addition to their kit.\u003c\/p\u003e\u003cp\u003eThis chuck is suited for residential and light commercial trade work where a single tool needs to handle both impact-driving and standard drill-bit tasks. It converts a 1\/4 inch quick-connect impact driver to accept 3\/8 inch bits without requiring a separate drill, reducing the number of tools needed on a service call or installation job. The quick-connect interface means the chuck can be swapped on and off the impact driver quickly between tasks.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e3\/8 inch keyless chuck accepts standard round-shank drill bits and accessories\u003c\/li\u003e\n\u003cli\u003eQuick-connect design threads onto any 1\/4 inch hex shank impact driver\u003c\/li\u003e\n\u003cli\u003eAll-metal construction for jobsite durability\u003c\/li\u003e\n\u003cli\u003eSingle-sleeve, single-handed tightening and release\u003c\/li\u003e\n\u003cli\u003eTool-free installation via slide-and-twist collar mechanism\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use with any 1\/4 inch quick-connect impact driver.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation is performed by a qualified tradesperson or knowledgeable user without special tools. Before attaching or removing the chuck, ensure the impact driver is powered off and the battery is removed or the tool is unplugged. Slide the collar back from the front of the impact driver, twist the DW0521 onto the 1\/4 inch hex shank, and release the collar until it locks. Do not use this chuck to exceed the torque or capacity ratings of the host impact driver.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eChuck Size\u003c\/strong\u003e: 3\/8 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrive Interface\u003c\/strong\u003e: 1\/4 inches quick connect hex shank\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction\u003c\/strong\u003e: All metal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 8.64 pounds (package of 12 units)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 12\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: EA\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: DEWALT ACCESSORIES\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: DW0521\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"DEWALT","offers":[{"title":"Default Title","offer_id":51559712751922,"sku":"DW0521","price":767.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/8e65729e1a08a22043354f663bbfa035.jpg?v=1786438888","url":"https:\/\/voomisupply.com\/products\/dewalt-accessories-dw0521-3-8-in-keyless-chuck","provider":"Voomi Supply","version":"1.0","type":"link"}