Internal Hex, Internal Torx, External Hex, External Torx
5/16 ", 26 mm, 1-1/8 ", 16 mm, 1-3/8 "
3/4, 3/8, 2-1/2, 1-1/2, 1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-11/16 in, 3-9/16 in, 36 mm, 8 in, 70 mm
6-Point, 7-Point, 12-Point, 8-Point, 4-Point
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