External Hex, Internal Hex, Internal Torx
4 mm, 9 mm, 1-1/2 ", 23 mm, 5/8 "
1/4, 3/4, 2-1/2, 1-1/2, 1/2
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
21 mm, 4-1/16 in, 8 mm, 3/4 in, 9/16 in, 13 mm
External Torx, 12-Point, 6-Point, 7-Point, 8-Point
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