Internal Hex, Internal Torx, External Hex
4 mm, 9 mm, 18 mm, 35 mm, 1-1/4 "
3/4, 2-1/2, 3/8, 1-1/2, 1
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3-9/16 in, 8 in, 28 mm, 16 mm, 17 mm
12-Point, 7-Point, 6-Point, 8-Point, 4-Point
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