Internal Hex, Internal Torx, External Hex, 6-Point
5/16 ", 30 mm, 1-1/2 ", 1-1/8 ", 7/8 "
1-1/2, 1, 2-1/2, 3/4, 3/8
Phosphatized, Phosphated, Gun-metal, Black Oxide, Black Phosphate
1-9/16 in, 3-9/16 in, 8 in, 13 mm, 11/16 in
8-Point, External Torx, 4-Point, 7-Point, 12-Point
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