Handle adapted to drive and size for optimum transfer of force from hand to screw. Supplied with single-pole voltage tester (220-250V). Contents: 4 x slotted (2.5 x 75, 3.5 x 100, 4.5 x 125, 5.5 x 125mm), 2 x PZ (,1 x 80 and ,2 x 100mm) and voltage tester. Chrome Vanadium Steel Blades Ergonomic Soft-Grip Handle Tested to 10,000V, Rated to 1000V AC Blade Insulation Roll-Off Protection Contents: 4 x slotted (2.5 x 75, 3.5 x 100, 4.5 x 125, 5.5 x 125mm), 2 x PZ (,1 x 80 and ,2 x 100mm) and voltage tester. Chrome Vanadium Steel Blades Ergonomic Soft-Grip Handle Tested to 10,000V, Rated to 1000V AC Blade Insulation Roll-Off Protection