Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 1-1/2 ", 5/8 ", 7/8 "
2-1/2, 3/8, 1/4, 3/4, 1/2
Phosphatized, Phosphated, Gun-metal, Black Oxide, Black Phosphate
3/4 in, 9/16 in, 3-9/16 in, 12 mm, 35 mm, 8 in
External Torx, 4-Point, 7-Point, 8-Point, 6-Point
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