Allows round drill bits from 2mm to 13mm (0.07-0.5inch) to be securely with ease. so that small drill bits can be precisely clamped and used with machines and also drills can be used.The tool-free accessory allows you to lock and unlock quickly and . The keyless drill chuck is made of Metal, making it and durable, abrasion resistant and impact resistant.Quick and easy to change accessories. Simply click the drill chuck into the hammer drill and fits e.g. any conventional wood drill.Converts a cordless screwdriver into a drill or grinder in seconds.1/2inch x 20 UNF female thread mount suitable for all drill bits, quick release chuck adapter can be removed to replace it according to your needs. so you do not have to order more than one drill. Perfect for SDS, and from, electric hand drill, impact drilling and other electric drills.Colour:as shown:MetalPackage Contents:1 set x drill chuck adapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.