Internal Hex, Internal Torx, External Hex
4 mm, 7 mm, 1-1/8 ", 20 mm, 1-1/4 "
1/2, 1-1/2, 3/4, 1/4, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/16 in, 58 mm, 4-3/4 in, 7/8 in, 2-7/16 in
External Torx, 4-Point, 7-Point, 8-Point, 6-Point
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