Manufacturer Specialist+ Tip type TX Length of the twisting tip 50 mm Bushing type Hex 1/4 Nozzle size TX40Shape and design:Specialist+ Torx Grip patented shape - can be turned with one hand. Extended bits for hard-to-reach areas.TORX type tip - many contact points with the screw, so it rarely slips out of the socket.Precise tip geometry - perfect grip on the screw. ""Torsion tip shape absorbs sudden screw stops.Metal:S2 premium steel for strength and durability. Steel hardened in several stages for maximum strength.Additional information:Can be used with impact driver.