SwissGrip screwdrivers for hexagon socket screws precise, true-to-size tips, optimal fit in the screw heads convex handle with soft surface, pleasant grip and high torque transmission color coded by screw type, quick identification high-quality materials used, resistant to solvents, oils, acids and salts special alloy based on spring steel, exceptional elasticity coupled with with high hardness laser-marked serial number, lifetime guaranteeメーカー公称
