Catalog number: 19806 Features: ●No need for troublesome O-rings or pins, and no need to lose them when replacing, making it easy to attach the socket. Applications: ●For impact wrench with 12.7 mm socket. ●Hexagonal socket for 17 mm nuts. Specifications: ●Face size (mm): 21 ●Drive size (mm): 12.7 ●Total length (mm): 39 ●Face shape: Hexagonal Material/Finish: ●Chrome vanadium steel
