External Hex, Internal Hex, Internal Torx
3/16 ", 2-1/2 ", 4 mm, 5/16 ", 9/16 "
1-1/2, 2-1/2, 3/8, 1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
60 mm, 3-9/16 in, 8 in, 4-1/16 in, 58 mm
External Torx, 7-Point, 12-Point, 6-Point, 4-Point
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