Internal Hex, Internal Torx, External Hex
9/32 ", 15 mm, 2-1/2 ", 5.5 mm, 5/8 "
1/4, 1-1/2, 2-1/2, 1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 4-3/4 in, 17 mm, 2-1/2 in, 3-3/8 in
External Torx, 7-Point, 12-Point, 6-Point, 4-Point
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