External Hex, Internal Hex, Internal Torx, External Torx
4 mm, 5/16 ", 5/8 ", 5.5 mm, 1-3/8 "
1/2, 3/4, 1-1/2, 3/8, 2-1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
E7, 11 mm, 8 in, 58 mm, 17 mm
6-Point, 7-Point, 12-Point, 8-Point, 4-Point
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