Internal Hex, Internal Torx, External Hex, External Torx
26 mm, 1-5/16 ", 27 mm, 5/8 ", 21 mm
1/2, 1/4, 2-1/2, 3/8, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
43 mm, 58 mm, 1-3/16 in, 39 mm, 2-15/16 in
4-Point, 6-Point, 7-Point, 8-Point, 12-Point
-