Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 1-1/8 ", 5/8 ", 1-1/4 "
1, 2-1/2, 1-1/2, 3/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3-9/16 in, 8 in, 33 mm, 3/4 in, 9/16 in, 11/16 in
8-Point, External Torx, 12-Point, 7-Point, 6-Point
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