External Hex, Internal Hex, Internal Torx, External Torx, 6-Point
7 mm, 9/32 ", 2-1/2 ", 1-3/8 ", 7/8 "
2-1/2, 1, 3/4, 1-1/2, 1/2
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
8 in, 4-3/4 in, 39 mm, 5/8 in, 5/16 in
8-Point, 4-Point, 7-Point, 12-Point
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