Internal Hex, Internal Torx, External Hex
7/32 ", 9/32 ", 2-1/2 ", 11 mm, 1-5/16 "
1-1/2, 3/4, 1, 1/4, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
1-1/8 in, 8 in, 28 mm, 58 mm, 7/16 in
12-Point, 7-Point, 8-Point, 4-Point, External Torx
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