Internal Hex, Internal Torx, External Hex, External Torx
7/32 ", 9/32 ", 9 mm, 5/8 ", 2-1/2 "
1/4, 1/2, 2-1/2, 3/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-3/4 in, 58 mm, 4-3/4 in, 1-1/4 in, 2-7/16 in
8-Point, 6-Point, 7-Point, 4-Point, 12-Point
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