M-DRIVE Allen Ball Hex Spare Bits 2.5mm

M-DRIVE Hex/Allen Wrench Spare Tip - 2.5mm Ball Hex High quality hex/allen wrench spare HSS steel ball tip. Specs: Length: 100mm Tip/Bits Hex Size: 2.5mm (ball) Tip/Bits Diameter: 3mm Tip/Bits Material: High quality HSS Suitable for: M3 hex screws with allen head (cylindrical) M4 hex screws with countersunk head M4 hex screws with button head Note that a ball head hex/allen tool tip always wear faster that a straight hex. They are also more easy to brake when dropping them on the floor or using too much force while tightening/losening a screw.