External Hex, Internal Hex, Internal Torx, 6-Point
2-1/2 ", 4 mm, 6 mm, 7/16 ", 7 mm
1-1/2, 3/8, 1, 1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
30 mm, 13 mm, 58 mm, 3/4 in, 9/16 in, 5/8 in
External Torx, 4-Point, 12-Point, 7-Point, 8-Point
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