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