●Includes 10-pc. 1/2 in. drive Torx bit sockets: T20, T25, T27, T30, T40, T45, T47, T50, T55, T60; Socket rail ●S2 steel bit is press-fit into the socket for a straight, permanent connection that cant loosen over time ●Star-shaped Torx bit has 6-lobes machined to precise tolerances for an exact, high-torque fit that resists camming out ●Large, clear die-stamped size marking is easy to read and can’t wear off ●Four detent grooves provide a secure connection with the drive tool