Professional tool for commercial or occasional use Male and female torx / star / E sockets / tamper torx bits Selection of 29 male and female torx bits Manufactured from chrome vanadium steel for strength and durability 1/4" / 3/8" and 1/2" Drive so will fit any standard ratchet Knurled sockets provide a more secure hold in oily slippy conditions SET INCLUDES THE FOLLOWING • 1/4" DRIVE"E" (female) TORX - E4 / E5 / E6 / E7 and E8 • 3/8" DRIVE"E" (female) TORX - E10 / E12 / E14 / E16 / E18 and E20 • 3/8" DRIVE (male) TORX bits - T10 / T15 / T20 / T25 and T27 • 1/2" DRIVE (male) TORX bits - T30 / T40 / T45 / T50 and T55 • 1/4" DRIVE TAMPER PROOF SECURITY BITS - T8 / T10 / T15 / T20 / T25 / T27 and T30 • 1 x 1/4" DRIVE BIT HOLDER Comes in a blow molded case for easy storage and transportation