Attributes . 1/4 in Dr 6 Pt. Std. 7/32 in, 1/4 in, 9/32 in, 5/16 in, 3/8 in, 7/16 in, 3/16 in, 1/2 in, 9/16 in, 4mm, 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 1/4 in Dr 6 Pt. Deep 1/4 in, 9/32 in, 5/16 in, 11/32 in, 3/8 in, 7/16 in, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 1/4 in Dr 12 Pt. Std. 7/32 in, 1/4 in, 9/32 in, 5/16 in, 11/32 in, 3/8, 7/16, 3/16, 1/2 in, 4-1/2 in, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, Socket Clip, Extension: 3 in . Names