{"product_id":"apex-tools-group-llc-30251-chuck-key-3-8-1-2-inch-drill","title":"Apex Tools Group Llc 30251 Chuck Key 3\/8 1\/2 Inch Drill","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe APEX TOOLS GROUP LLC 30251 is a Jacobs-style chuck key designed to tighten and loosen 3\/8 inch and 1\/2 inch keyed drill chucks. The 1\/4 inch pilot shank seats securely into the chuck's pilot hole to prevent slipping during operation, ensuring consistent chuck engagement. Weighing 0.17 pounds, this is a compact, single-piece tool suited for daily shop and field use. Electricians, HVAC technicians, plumbers, and general tradespeople who rely on keyed drill chucks will find this a straightforward replacement or spare for their drill kit.\u003c\/p\u003e\n\u003cp\u003eThis chuck key fits 3\/8 inch and 1\/2 inch keyed drill chucks commonly found on corded drills and drill presses used in light industrial and trade applications. It is sold as a single unit and is appropriate wherever a Jacobs-style keyed chuck requires a dedicated tightening key. Trades that regularly use keyed drills for hole-sawing, auger bits, or step bits will benefit from keeping a spare on hand.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eFits both 3\/8 inch and 1\/2 inch keyed drill chucks — one key covers two common chuck sizes\u003c\/li\u003e\n  \u003cli\u003e1\/4 inch pilot shank provides positive seating in the chuck pilot hole to prevent cam-out\u003c\/li\u003e\n  \u003cli\u003eJacobs-style design compatible with standard keyed chuck configurations\u003c\/li\u003e\n  \u003cli\u003eLightweight at 0.17 pounds — minimal pack weight for field tool kits\u003c\/li\u003e\n  \u003cli\u003eSold as a single unit for direct replacement or backup use\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a replacement chuck key for 3\/8 inch and 1\/2 inch Jacobs-style keyed drill chucks with a 1\/4 inch pilot hole.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInsert the pilot shank fully into the chuck's pilot hole before applying torque to ensure proper engagement. Always remove the chuck key from the chuck before starting the drill. No tools are required for installation of the key itself. This item is a hand tool accessory and does not require electrical isolation or system shutdown for use.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChuck Size Compatibility\u003c\/strong\u003e: 3\/8 inch and 1\/2 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePilot Shank Size\u003c\/strong\u003e: 1\/4 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.17 pounds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUnit of Measure\u003c\/strong\u003e: EA\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: APEX TOOLS GROUP LLC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 30251\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CAMPBELL","offers":[{"title":"Default Title","offer_id":51559263437106,"sku":"30251","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e9a6cc1047ac5a3b35dd356021b55f20_dbd658a2-72b6-4d68-8c0f-73df53521fea.jpg?v=1786430076","url":"https:\/\/voomisupply.com\/products\/apex-tools-group-llc-30251-chuck-key-3-8-1-2-inch-drill","provider":"Voomi Supply","version":"1.0","type":"link"}