{"product_id":"keyless-drill-chuck-n472497-screw-half-inch-dcd771-dcd777-dw959","title":"1\/2\" Keyless Drill Chuck N472497 \u0026 Screw – DCD771 DCD777 DW959","description":"\u003ch2\u003e1\/2-Inch Keyless Drill Chuck (N472497) with Screw – Compatible with DCD771, DCD777, DCD734, DCD776, DCD778 \u0026amp; DW959\u003c\/h2\u003e\n\n\u003cp\u003eKeep your power drill performing at its best with this precision-engineered \u003cstrong\u003e1\/2-inch keyless drill chuck and screw set\u003c\/strong\u003e (Part No. N472497). Designed as a direct-fit replacement for a wide range of popular cordless drills, this metal chuck delivers secure, tool-free bit changes and consistent grip for any drilling or fastening task.\u003c\/p\u003e\n\n\u003cp\u003eWhether you're a professional tradesperson or a dedicated DIY enthusiast, having a reliable spare chuck on hand means less downtime and more productivity. This set includes everything you need — one chuck and one retaining screw — for a complete, ready-to-install replacement.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eKeyless Design:\u003c\/strong\u003e Quick, effortless bit changes without the need for a separate chuck key.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\/2-Inch Capacity:\u003c\/strong\u003e Accommodates a wide variety of drill bits and driver accessories.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Metal Construction:\u003c\/strong\u003e Built to withstand demanding job-site conditions and extended daily use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDirect Replacement (Part No. N472497):\u003c\/strong\u003e Engineered for precise fitment on compatible drill models.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand New \u0026amp; Unused:\u003c\/strong\u003e Supplied in full-replacement condition for reliable out-of-box performance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes 1 × keyless chuck + 1 × retaining screw.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCompatibility\u003c\/h3\u003e\n\u003cp\u003eThis chuck and screw set is compatible with the following models:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDCD771\u003c\/li\u003e\n  \u003cli\u003eDCD777\u003c\/li\u003e\n  \u003cli\u003eDCD734\u003c\/li\u003e\n  \u003cli\u003eDCD776\u003c\/li\u003e\n  \u003cli\u003eDCD778\u003c\/li\u003e\n  \u003cli\u003eDW959K-2\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003ePlease verify your drill model before purchasing to ensure compatibility.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePart Number:\u003c\/strong\u003e N472497\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eChuck Size:\u003c\/strong\u003e 1\/2 inch (12.7 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Metal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 2 pieces (1 × chuck, 1 × screw)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 1\/2-inch Keyless Drill Chuck (N472497)\u003c\/li\u003e\n  \u003cli\u003e1 × Retaining Screw\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor brightness and lighting conditions.\u003c\/li\u003e\n  \u003cli\u003ePlease allow for minor measurement tolerances.\u003c\/li\u003e\n  \u003cli\u003e1 cm = 10 mm = 0.39 inch.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Tools You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge 0-10\/0-12\/0-25 Bar | DIY Tool\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/360-bicycle-chain-cleaner-tool-gear-cleaning-kit\"\u003e360° Bicycle Chain Cleaner Tool | Bike Gear Cleaning Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Which drill models is this 1\/2-inch keyless chuck (N472497) compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This replacement chuck and screw set is compatible with the following models: DCD771, DCD777, DCD734, DCD776, DCD778, and DW959K-2. Always confirm your exact drill model number before ordering to ensure a correct fit.\u003c\/p\u003e\n\u003ch4\u003eQ: What is included in the package?\u003c\/h4\u003e\n\u003cp\u003eA: The package includes one 1\/2-inch keyless drill chuck (Part No. N472497) and one retaining screw — everything needed for a complete chuck replacement.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this a keyless chuck — do I need a separate key to change drill bits?\u003c\/h4\u003e\n\u003cp\u003eA: Yes, this is a fully keyless drill chuck. You can tighten and release drill bits by hand with a simple twist, making bit changes fast and hassle-free without any additional tools.\u003c\/p\u003e\n\u003ch4\u003eQ: What material is the chuck made from?\u003c\/h4\u003e\n\u003cp\u003eA: The chuck is constructed from durable metal, providing long-lasting performance and a secure grip on drill bits during heavy-duty use.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Which drill models is this 1\/2-inch keyless chuck (N472497) compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This replacement chuck and screw set is compatible with the following models: DCD771, DCD777, DCD734, DCD776, DCD778, and DW959K-2. 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