Internal Hex, Internal Torx, External Hex
5/8 ", 15/16 ", 1-3/8 ", 7/8 ", 1-1/4 "
2-1/2, 3/8, 1/2, 1/4, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
54 mm, 33 mm, 8 in, 4-1/16 in, 1-3/16 in
6-Point, 12-Point, 7-Point, 4-Point, 8-Point
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