Internal Hex, Internal Torx, External Hex
4 mm, 15/16 ", 1-3/8 ", 5/8 ", 1-1/4 "
1/4, 1-1/2, 1, 2-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-7/8 in, 8 in, 3/4 in, 9/16 in, 13/16 in, 1-1/4 in
4-Point, 6-Point, 7-Point, 12-Point, 8-Point
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