Internal Hex, Internal Torx, External Hex, External Torx
3/8 ", 4 mm, 1-5/16 ", 1-3/8 ", 5/8 "
1/2, 2-1/2, 3/8, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 4-1/16 in, 4-1/8 in, 39 mm, 13/16 in
8-Point, 4-Point, 6-Point, 7-Point, 12-Point
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