Internal Hex, Internal Torx, External Hex, External Torx
1-5/16 ", 16 mm, 5/8 ", 7/8 ", 1-1/4 "
2-1/2, 3/4, 1-1/2, 1/4, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 4-1/16 in, 43 mm, 58 mm, 13 mm
4-Point, 12-Point, 7-Point, 6-Point, 8-Point
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