Ball Point Hex Key Wrench 021728 Wera

With a Wera unique surface contact structure called Hex-Plus, the inner sides of hexagon socket screws are not damaged and this contributes to extending the life of the screw.Work efficiency is improved by high torque transmission rate.Set Contents (inch):0.05, 1/16, 5/64, 3/32, 7/64, 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8Set Contents (piece):13HolderAcross-flat 0.05, 1/16 size is an ordinary hex key. It is not a Hex-Plus specification.It cannot be tightened completely with the ball part.