External Hex, Internal Hex, Internal Torx
4 mm, 6 mm, 5/16 ", 9 mm, 1-3/8 "
2-1/2, 3/8, 1/4, 1-1/2, 1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 4-1/16 in, 1-1/4 in, 17 mm, 13/16 in
12-Point, 6-Point, 7-Point, 8-Point, External Torx
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