The reversible bit allows you to turn both 1/4" hex screwdriver bits as well as 1/4" cartridges and cartridge tips. The ergonomic 1K plastic handle developed in the Netherlands ensures a good grip even with oily hands. The screwdriver is made of MoSiV special steel alloy. which is strong and durable. Ideal for professional use. The working end of the screwdriver is laser-thermotreated. Made in Slovakia. Triumph in the factory.