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