Internal Hex, Internal Torx, External Hex, 6-Point
2-3/4 ", 2-1/4 ", 2-1/2 ", 25 mm, 5/8 "
1-1/2, 1, 3/4, 2-1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 4-1/16 in, 70 mm, 4-3/4 in, 1-1/4 in
4-Point, 8-Point, External Torx, 7-Point, 12-Point
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