Material - The bits are made from S2 steel which is wear-resistant and durable.
Magnetic- Magnetized bit holds screws securely before installing and after getting them out for higher efficiency.
Easy to Carry -The allen wrench bits come neatly organized in a compact box,making it easy to store and transport them wherever you need them.
Wide Application - Fit for electric screwdrivers, hand screwdrivers, electric drills, air drills and so forth.Suitable for electrician, mechanic repair work and installation of furniture pieces.