Internal Hex, Internal Torx, External Hex, External Torx
4 mm, 5/16 ", 1-1/8 ", 5.5 mm, 15/16 "
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
1-11/16 in, 5 mm, 8 in, 2-15/16 in, 11/16 in
8-Point, 7-Point, 12-Point, 6-Point, 4-Point
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