External Hex, Internal Hex, Internal Torx, 6-Point
2-1/2 ", 1 ", 4 mm, 7 mm, 5/8 "
1-1/2, 3/4, 3/8, 2-1/2, 1
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
3-9/16 in, 8 in, 28 mm, 58 mm, 2-1/2 in
External Torx, 8-Point, 12-Point, 7-Point, 4-Point
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