External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 16 mm, 5/8 ", 9/16 ", 27 mm
1/2, 2-1/2, 1/4, 3/8, 1-1/2
Phosphatized, Phosphated, Gun-metal, Black Oxide, Black Phosphate
4-3/8 in, E7, 3-3/4 in, 8 in, 11/16 in
12-Point, 8-Point, 4-Point, 7-Point, 6-Point
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