General description The 2X Keyless Drill Chuck is designed for versatility and convenience, allowing you to easily switch between different tools. This power tool conversion kit includes a 1/2 inch keyless drill chuck, SDS-Plus shank, hex shank, and an impact wrench adapter, making it compatible with a variety of electric devices. Technical specifications Chuck Size: 1.5-13 mm Thread Size: 1/2 inch-20UNF Shank Type: SDS-Plus Hex Shank 1/4 Inch Square Socket Material: Metal Color: Black Measurement Error: +/- 1-3 cm Compatibility and accessories Compatible Devices: Electric Screwdriver, Electric Drill, Hammer Drill, Electric Hammer, Impact Wrench Included Components: 2 x Keyless Chuck for Impact Wrench