Chuck Size Range: The drill chuck adapter size can be adjusted within a range of 2-13mm, suitable for 2-13mm drills. High-Quality Materials: A sturdy keyless chuck made of HSS and ABS, which is very durable, wear-resistant, and impact-resistant. Easy to Use: Simply plug in and manually tighten your standard drill bit to use, convenient to use with a standard drill bit on SDS, with excellent smooth and fluid movement. Removable: The drill bit adapter is detachable and can be replaced as needed, so you don't need to order more drill bits. Ideal for SDS, GSB, and GSR, electric hand drills, impact drills, and more conventional electric drills. Strong Grip: The SDS chuck uses a unique torque thrust bearing and is exquisitely designed. Simply tighten the chuck to achieve good grip and stable clamping. Features: High quality material, durable, sturdy, durable and stable Applicable scope: Suitable for 1050W power above impact drill Multiply the usefulness of impact drivers and cordless wrenches to complete the work of a regular electric drill. The unique torque thrust bearing is easy to handle and results in better tightening for Material: HSS + ABS Size: 7.4 * 4.3cm Chuck range: 2- 13mm Package Included: 1 x Keyless Chuck detachablebecomeveryrich