External Hex, Internal Hex, Internal Torx
9/32 ", 5/8 ", 2-1/2 ", 9 mm, 20 mm
1/4, 1-1/2, 3/4, 1, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
13 mm, 1-3/4 in, 58 mm, 4-3/4 in, 3-3/8 in
8-Point, 7-Point, 4-Point, 12-Point, 6-Point
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