External Hex, Internal Hex, Internal Torx
2-1/2 ", 7/16 ", 9 mm, 1-1/8 ", 5.5 mm
1-1/2, 1, 3/8, 1/2, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
12 mm, 8 in, 58 mm, 35 mm, 3-3/8 in
External Torx, 12-Point, 6-Point, 7-Point, 4-Point
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