Internal Hex, Internal Torx, External Hex, External Torx
2-1/2 ", 4 mm, 8 mm, 1-1/8 ", 1-3/8 "
3/4, 1-1/2, 1/2, 1/4, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 70 mm, 4-1/8 in, 58 mm, 17 mm
8-Point, 4-Point, 12-Point, 7-Point, 6-Point
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