Screwdriver set for professional electrical installation and assembly work. Sturdy bits tested according to VDE standard. Set includes: screwdrivers for Phillips cross screws PH1 x 80 mm and PH2 x 100 mm, for Pozidriv cross screws PZ1 x 80 mm and PZ2 x 100 mm and for straight screws 0.4 x 2.5 x 75 mm and 0.8 x 4 x 100 mm.