Facom STM.J6MGRP 1/2′′ Antrieb 6 Stück Sechskant OGV Grip Bit Steckschlüsselsatz 10-19 mm Sechskant
Standard hex tools stretch fastener materials when torque is applied. Pressure is exerted on the outside corners removing material and eventually rounding them out. OGV® GRIP hex engage both the corners and the rounds of a fastener.