Internal Hex, Internal Torx, External Hex, External Torx
1 ", 4 mm, 6 mm, 5/8 ", 46 mm
3/8, 1/2, 3/4, 1-1/2, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Oxide, Black Phosphate
1-1/4 in, 3/4 in, 9/16 in, 2-1/2 in, 5/8 in, 1-3/8 in
8-Point, 4-Point, 12-Point, 7-Point, 6-Point
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