Internal Hex, Internal Torx, External Hex, 6-Point
1-5/16 ", 16 mm, 5/8 ", 1-3/8 ", 1-1/4 "
1-1/2, 2-1/2, 1/2, 3/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-3/16 in, 32 mm, 8 in, 28 mm, 21 mm
4-Point, 12-Point, 8-Point, External Torx, 7-Point
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