External Hex, Internal Hex, Internal Torx
1-1/2 ", 9 mm, 1-5/16 ", 5/8 ", 1-3/8 "
3/4, 3/8, 1-1/2, 1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
36 mm, 8 in, 39 mm, 1-1/4 in, 1-3/8 in
External Torx, 6-Point, 4-Point, 7-Point, 8-Point
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