Internal Hex, Internal Torx, External Hex
1-1/8 ", 1/4 ", 5.5 mm, 5/8 ", 1-3/8 "
1/4, 2-1/2, 1-1/2, 3/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
8 in, 7/16 in, 58 mm, 33 mm, 13 mm
12-Point, 6-Point, External Torx, 7-Point, 4-Point
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