Internal Hex, Internal Torx, External Hex, External Torx
1/2 ", 4 mm, 5.5 mm, 5/8 ", 15/16 "
1/2, 3/4, 1-1/2, 2-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
9 mm, 34 mm, 3-9/16 in, 8 in, 7/16 in
4-Point, 12-Point, 6-Point, 7-Point, 8-Point
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