SwissGrip screwdrivers, with hexagonal wrench section and going-through blade • for Phillips screws • easy-to-use with the toughest jobs in industry, garages and repair shops • with hexagonal wrench section for applying higher torques and loosening tight screws • with going-through blade for the effective transfer of impact energy - bulls eye effect • bulls eye effect due to reduced impact cap, lettering constantly legible • convex handle with soft surface, pleasant grip and high torque transmission • special alloy based on spring steel, exceptional elasticity coupled with high grade hardening • laser-marked serial number, lifetime guarantee