Drill Chuck Adapter Kit，Drill chuck, suitable for M18, 1/2-20UNF installation of 2-13mm hand drill impact drive electric drill self tightening drill chuck

【Size】 Diameter: 43 millimeters/1.69 inches; Length: 58 millimeters/2.28 inches; 【High quality materials】Our drill chuck adapter kit is made of high-quality metal material, which is reliable and durable to use. It can maintain stability and firmness, and is not easy to slip. 【Compatibility】This card can be firmly locked onto the drill bit and is not easy to loosen 【 Easy to use 】 This product is easy to convert your rotary hammer/impact wrench/impact screwdriver into a drill bit. The connection size is 1/2 inch -20UNF, and the clamping range is 2-13mm. 【 Self tightening design 】 Keyless self tightening design. It is more ergonomic. This product is easy to install and disassemble, saving time and energy.