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