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