Internal Hex, Internal Torx, External Hex, External Torx
24 mm, 2-1/2 ", 4 mm, 5/8 ", 1-3/8 "
2-1/2, 1/2, 3/4, 1, 1-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
13/16 in, 3-9/16 in, 5 mm, 8 in, 43 mm
4-Point, 6-Point, 8-Point, 7-Point, 12-Point
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