External Hex, Internal Hex, Internal Torx
2-1/2 ", 7 mm, 1-1/8 ", 1 ", 1-3/8 "
1/2, 3/4, 1-1/2, 3/8, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
37 mm, 35 mm, 8 in, 7/16 in, 4-3/4 in
External Torx, 12-Point, 4-Point, 8-Point, 7-Point
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