External Hex, Internal Hex, Internal Torx, 6-Point
2-1/2 ", 4 mm, 25 mm, 5/8 ", 1-3/8 "
3/8, 1/2, 1-1/2, 3/4, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
16 mm, 1-3/4 in, 4-3/4 in, 13 mm, 11/16 in
8-Point, 4-Point, External Torx, 7-Point, 12-Point
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