Part Number:Jarchii2y9i6bvg70 Product Dimensions:10 x 4 x 2 cm; 41 Grams Item Package Quantity:1 Batteries included?:No Batteries Required?:No Item Weight:41 g Features:- 100% brand new and high quality.- Keyless drill chuck for mini power drill, electric grinder.- 0.3-6.5mm clamping capacity, easily clamp different size of drill bits.- Easily locks onto and releases drill bits.- Allows hex drive power drill to use conventional drill bits.Specification:Clamping Range: 0.3-6.5mmDriver Shank: 1/4" hex shankPackage list:1 * Drill Chuck About this item [0.3-6.5mm Clamping Force]: The drill chuck has a clamping capacity of 0.3-6.5mm, which easily clamps drill bits of different sizes [Easy to Install and Disassemble]: The shape of shank is hex,so it can be firmly fixed without the key and easy to disassemble and install [High quality]: The product is made of high quality materials, has high wear resistance, it is durable and has a long service life [Applicability]: Allows the hex drive drill to use a conventional drill bit, which can be used for mini electric drills, keyless drill chucks for electric grinders [100% Absolutely Satisfactory Guarantee]: If you have any problems or suggestions about this product, please feel free to contact us by email; We will surely give you a satisfactory solution and never let you suffer losses See more product details [0.3-6.5mm Clamping Force]: The drill chuck has a clamping capacity of 0.3-6.5mm, which easily clamps drill bits of different sizes [Easy to Install and Disassemble]: The shape of shank is hex,so it can be firmly fixed without the key and easy to disassemble and install [High quality]: The product is made of high quality materials, has high wear resistance, it is durable and has a long service life [Applicability]: Allows the hex drive drill to use a conventional drill bit, which can be used for mini electric drills, keyless drill chucks for electric grinders [100% Absolutely Satisfactory Guarantee]: If you have any problems or suggestions about this product, please feel free to contact us by email; We will surely give you a satisfactory solution and never let you suffer losses