External Hex, Internal Hex, Internal Torx, External Torx, 6-Point
2-1/2 ", 4 mm, 6 mm, 15/16 ", 1-3/8 "
3/8, 2-1/2, 1/4, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-1/8 in, 8 in, 39 mm, 2-7/16 in, 7/16 in
8-Point, 7-Point, 4-Point, 12-Point
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