12-point sockets for added torque. Chrome vanadium forged body. Organized and labeled layout for easy identification inside case. Meets or exceeds ANSI specifications. Set includes 1/4 in drive pear head ratchet, 1/4 in drive spinner handle, 1/4 in drive bit Adapter, 1/4 in drive 12-point sockets – SAE – 5/32 in, 3/16 in, 7/32 in, 1/4 in, 9/32 in, 5/16 in, 11/32 in, 3/8 in, 1/2 in, 1/4 in drive 12-point sockets – MM – 4 mm, 5 mm, 6 mm, 7 mm, 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, (20) specialty bits.