Milwaukee 1/2"-20 Keyed Chuck Replacement Part - Milwaukee Electric Tools

The Milwaukee 48-66-1355 1/2"-20 Keyed Chuck Replacement Part is an authentic OEM component engineered to restore the essential precision and secure bit retention demanded by professional drilling tasks. Designed for rigorous use in automotive, industrial, and fabrication settings, this genuine Milwaukee part ensures your power tool maintains its original performance and accuracy.

Key Features

• Genuine OEM Milwaukee Quality: Guarantees a factory-level fit, function, and reliability, preserving the integrity and performance of your Milwaukee corded drill for maximum operational life. Using only Milwaukee specified replacement parts helps achieve maximum life and performance from your tool.
• Heavy-Duty Metal Construction: Built for sustained daily operation, this durable all-metal chuck provides consistent performance and exceptional longevity in demanding workshop and production environments.
• Secure Keyed Bit Retention: Delivers superior clamping force to prevent bit slippage, which is critical when drilling robust materials such as steel, cast iron, and structural components. This restores zero-runout bit retention for accurate holes and reliable clamping.
• Standard 1/2"-20 Threaded Mount: Designed for direct, straightforward replacement on compatible Milwaukee drills, ensuring a seamless repair process. The included chuck screw is reverse-threaded, requiring counterclockwise rotation to secure.
• Versatile 1/2" Capacity: Accommodates a broad array of drilling and driving accessories, enhancing the versatility of your drill for various professional applications. A chuck key is included for immediate use.

Applications

This Milwaukee 48-66-1355 replacement chuck is an indispensable component for professionals across various demanding fields. It is suitable for:

• Restoring operational integrity by replacing worn, damaged, or slipping chucks on Milwaukee electric drills, hammer drills, and drill presses equipped with a 1/2"-20 keyed mount. Replace when jaws slip, runout develops, or clamping force is inadequate.
• Ensuring reliable bit grip for precise pilot holes, tap drills, and clearance holes in critical materials such as steel, cast iron, and vehicle components like brake brackets and frames.
• Extending the service life of valuable Milwaukee corded drills, thereby minimizing downtime and supporting continuous professional productivity in automotive repair, industrial maintenance, and heavy fabrication.

Specifications

• Manufacturer: Milwaukee Electric Tools
• Model: 48-66-1355
• Chuck Type: Keyed
• Thread Size: 1/2"-20
• Capacity: 1/2"
• Weight: 1.05 lb (0.48 kg)
• Dimensions: 5 x 2.5 x 2.5 in (12.7 x 6.35 x 6.35 cm)