{"product_id":"jacobs-jcm3657p-drill-chuck-key-k5-7-16-inch-pilot","title":"Jacobs JCM3657P Drill Chuck Key K5 7\/16 Inch Pilot","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe JACOBS JCM3657P is a K5 drill chuck key designed to tighten and release drill chucks in shop, industrial, and job-site drilling applications. With a 7\/16 inch (0.4400 inch decimal, 11.11 mm) pilot diameter, this key seats securely into the chuck pilot hole to deliver the torque needed for reliable bit clamping and release. It is a compact, single-piece tool used by machinists, electricians, plumbers, HVAC technicians, and general tradespeople who work with keyed drill chucks on a regular basis. At 0.07 pounds, it is lightweight and easy to store with the drill or in a tool pouch.\u003c\/p\u003e\u003cp\u003eThe JCM3657P is suited for use with keyed drill chucks requiring a K5 key, including applications in residential and commercial construction, mechanical rooms, and fabrication shops. This key is noted as compatible with JACOBS product number 20N chuck models. It is appropriate wherever a K5-style chuck key is called for in benchtop drill press, hand drill, or stationary machine tool setups.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eK5 key number for correct fitment in matching keyed drill chucks\u003c\/li\u003e\n\u003cli\u003e7\/16 inch pilot diameter (0.4400 inch decimal \/ 11.11 mm) for secure pilot hole engagement\u003c\/li\u003e\n\u003cli\u003eLightweight at 0.07 pounds for easy handling and storage\u003c\/li\u003e\n\u003cli\u003eSingle-piece construction for straightforward use without additional components\u003c\/li\u003e\n\u003cli\u003eCompatible with JACOBS 20N chuck models per manufacturer data\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eCompatible with JACOBS chuck product number 20N as stated by the manufacturer. Suitable for keyed drill chucks requiring a K5 key with a 7\/16 inch pilot diameter.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eA drill chuck key is installed and removed by hand  -  no additional tools are required. Always ensure the drill, press, or machine tool is powered off and fully stopped before inserting or removing the chuck key. Never leave a chuck key inserted in the chuck when the machine is unattended or prior to startup. Follow the machine manufacturer's guidelines for proper chuck tightening procedures.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eKey Number\u003c\/strong\u003e: K5\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePilot Diameter\u003c\/strong\u003e: 7\/16 inches (0.4400 inches \/ 11.11 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.07 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 27112800\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: JACOBS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: JCM3657P\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"JACOBS CHUCK","offers":[{"title":"Default Title","offer_id":67907354526002,"sku":"JCM3657P","price":71.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/266028ff0ef00d7563260e9aebdd9dd6.jpg?v=1791178182","url":"https:\/\/voomisupply.com\/products\/jacobs-jcm3657p-drill-chuck-key-k5-7-16-inch-pilot","provider":"Voomi Supply","version":"1.0","type":"link"}