This magnetic head screwdriver bit is made of S2 alloy steel to resist corrosion and increase service life.
Made of high temperature quenching heat treatment strengthens the overall hardness, making it more comfortable to use.
The whole adopts strong magnetic treatment, with strong magnetic adsorption screws, convenient to use and fast operation.
These bits are strong magnetic that can be firmly fixed on screwdrivers, fitting for electric screwdrivers.
Comes with great workmanship, perfect replacement for the old one and with good performance.