Internal Hex, Internal Torx, External Hex
5/16 ", 30 mm, 1-1/2 ", 23 mm, 5/8 "
1/4, 2-1/2, 1, 3/8, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3/4 in, 9/16 in, 60 mm, 8 in, 39 mm, 7/16 in
External Torx, 6-Point, 4-Point, 7-Point, 12-Point
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