1/2 socket for machined bolts 21mm

《》》 SOCKET FOR MACHINED DAMAGED 1/2" BOLTS 21mm V-08253 《《》. Specialized socket for unscrewing machined screws.The socket has a special shape inside that allows the molded edges to cut into the head of the machined screw, effectively locking it in place and unscrewing it.This allows you to freely unscrew screws that are virtually impossible to move with standard tools. PECIFIC DATA: Size: 21 mm Attachment: 1/2" Cap length: 50 mm.