Quick change keyless chucks for various accessories with sizes from 1 or 32 to 1 or 8, be to measure the size before buying. 3-jaw chuck with all for cordless and corded (including drills, drums, polishing pads and other lightweight accessories One-piece structure design, Metal material, sturdy and durable, than plastic models. The 3-jaw chuck is made and the -in is stable and durable. This replacement keyless chuck offers a great improvement in , and keeps these tiny bits much more secure and in better alignment with the of the tool, while at high speed , it not only maintains stability but also improves work efficiency. Material:Metal colour:Black Package Contents: 1 x drill chuck Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is 1-3cm.