Pound thru screwdriver set in Flat and PzDrive profiles, with magnetic tips. The square chrome molybdenum shaft has a large striking head and runs the full length of the tool for strength and impact resistance, ideal for removing seized fasteners. The square drive handle head can also be gripped with a wrench if more torque is required. A quality set featuring comfortable soft grip handles with thumb scoops all presented in a handy storage case.