Professional torx bits for commercial or occasional use Male torx sockets Manufactured from chrome molybdenum steel for strength and durability 12pc torx bits Shallow torx bits 1/4" and 3/8" drive so will fit any 1/4" and 3/8" drive ratchets / power bars etc... SET INCLUDES THE FOLLOWING • 1/4" DRIVE BITS - T10 / T15 / T20 / T25 / T30 and T40 • 3/8" DRIVE BITS - T40 / T45 / T47 / T50 / T55 and T60 Comes on a socket rail for easy storage and transportation