1/2" Precise Keyed Drill Bit Chuck Adapter Conversion Tool Kit with 1/4" Quick Change Hex Drive, 1/2" Socket Square Converter, 1/4" SDS-plus Shank - AutimaticUS, 0514278-tools

• UPC   741722598191
• PROFESSIONAL GRADE - Made of drop forged steel, this quick lock & release triple grip drill chuck accepts accessories with 1.5-13mm shanks, securely holds a wide range of twist drill bits, step drill bits, paddle bits and larger circular saw MULTI-PURPOSE - the included three kinds of drill chuck extension make the converter quick connect to different driver tools powered by electricity or air, with best performance under rotation speed between 500rpm ~ 3500rpm HIGHLY-COMPATIBLE - The 3 jaw chuck set works for gyroscopic screwdriver, cordless screwdrivers, impact drivers, impact wrenches and some angle grinders, compatible with various brands as Bosch, Dremel, Kobalt, Milwaukee, etc. SUPER DURABILITY - The chuck is high precision threaded and tapered tightly with rust-resistant Cr-coated body and sleeve electrophoretic enameling coating. All the extensions are applied with rust-proof finishing for extended service life INCLUDES - 1 * 1/2" Keyed Drill Chuck Adapter, 1 * 1/4" hex shank, 1 * 1/4" SDS-plus shank, 1 * Heavy Duty Socket Adapter, 1 * 13mm Drill Chuck Key.