These impact slotted screwdrivers are available from 4mm to 9.5mm with lengths up to 45cm. They are made of chrome-plated steel and have a projection that allows the head of a screwdriver to be hit with a hammer, as well as flat areas designed to attach tools in case of forced turns. Ideal for applications where high performance screwdriver is required. These screwdrivers have a non-slip and comfortable grip. They, as are made from chromium-molybdenum steel and vanadium, and the chrome-plated shank ensure the durability of the screwdriver. The material of the handle and the shank ensure high resistance to lever and hitting.