Internal Hex, Internal Torx, External Hex
1-1/2 ", 5.5 mm, 1-3/8 ", 5/8 ", 7/8 "
1, 1/2, 2-1/2, 3/8, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-7/8 in, 8 in, 4-1/16 in, 1-3/8 in, 1-1/2 in
4-Point, 7-Point, 12-Point, 6-Point, External Torx
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