The Expert Metric Short Arm Hexagon Keys are manufactured from chrome vanadium steel for increased torque strength that exceeds current standards. They have a black zinc plated finish. Micro chamfered angles on the end faces provide increased grip in the screw head. Conform to ISO 2936 - DIN 911. This Expert Metric Short Arm Hexagon Key has the following dimensions Size 11mm Arm Length 129mm L Length 53mm Weight 143g
