Kraftform Diamond Screwdriver 105712 Wera

The blade edge is coated in fine diamond particles.The rough diamond particles catches the screw and prevents cam-out. In addition, the hardness of the diamond reduces the wear of the edge, contributing to longer life.With special grip shape, ease of grasping and fit are realized.Comes with the bolster which you can tighten strongly with a spanner, etc.Blade Edge:[[-]]4.0Shaft Length (mm):90Total Length (mm):171Shaft: Special tool steelGrip: Composite material002800, 105712 and 107511 do not have bolsters.002730 has a black shaft.