Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 5/16 ", 1-1/8 ", 35 mm
1, 1-1/2, 1/4, 2-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3-9/16 in, 7/8 in, 8 in, 28 mm, 3/4 in, 9/16 in
External Torx, 6-Point, 8-Point, 7-Point, 4-Point
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