Internal Hex, Internal Torx, External Hex
1-5/16 ", 5/8 ", 9/16 ", 1-3/8 ", 7/8 "
1/2, 3/4, 1/4, 2-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-3/4 in, 58 mm, 2-1/2 in, 2-7/16 in, 1-1/2 in
12-Point, 8-Point, 7-Point, 6-Point, 4-Point
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