SIZET20 torx head, 1/4-inch hex shank, 5.9-inch (150mm) total long.. MATERIALMade from S2 steel material for ultimate durability, suitable for industrial use.. MAGNETIC TIPMagnetized bit tip holds screws securely before installing and after getting them out for higher efficiency.. TAMPER PROOFThe hole in the center in each bit causes it to be tamper resistance, designed to prevent Cam-Out the hex bits clicks onto most standard sockets, screwdrivers, drill/driver kits & Power tools attachments.. WIDE USAGEFit for electric screwdrivers, hand screwdrivers, electric drills, air drills and so forth. Perfect for electrician, mechanic and repair work..
