CHANCS 1/2-20UNF 2.0mm-13mm Keyless Drill Chuck with SDS Electric Hammer Round Shank Drill Adapter 1/2 "Socket Square Adapter for Impact Drill Tool

The keyless chuck is convenient by quickly locking bits into place with one hand,after your drill,hold the bottom area where the bit was inserted and turn the black chuck counter clock wise to get the bit out. Specification: Material:Carbon Steel & PC Plastic? Clamping range: 2.0-13mm?0.08" - 0.51"?? Shank Type: SDS Electric Hammer Round Shank? Mount Thread:1/2-20UNF? Application: The chuck is used for hammering(like in the concrete)and drilling to clamp bits. Package Content: 1 × Drill Chuck ?1 x SDS Electric Hammer Round Shank?1/2"Socket Square Adapter Guarantee? Contact us if you encounter any product problems. We will provide suggestions or even refund services for products with quality problems.Welcome to click "Contact Seller". Send us an email and we will customize it for you. Tips? The SDS shank is removable,it only can be used in a clockwise direction because the chuck will loosen when operating in the opposite direction.