Internal Hex, Internal Torx, External Hex
1-1/8 ", 1-5/16 ", 5/8 ", 5.5 mm, 1-1/4 "
3/8, 1/4, 1/2, 1-1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
1-3/4 in, 58 mm, 4-3/4 in, 39 mm, 26 mm
8-Point, 7-Point, 6-Point, 12-Point, 4-Point
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