External Hex, Internal Hex, Internal Torx, External Torx
5/16 ", 5/8 ", 1 ", 1-3/8 ", 1-1/4 "
3/4, 2-1/2, 1-1/2, 1/4, 1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
33 mm, 5 mm, 8 in, 4-1/8 in, 17 mm
8-Point, 12-Point, 7-Point, 4-Point, 6-Point
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