External Hex, Internal Hex, Internal Torx, 6-Point
20 mm, 9 mm, 5/8 ", 11 mm, 1-3/8 "
1/4, 1-1/2, 1/2, 3/4, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
4-1/8 in, 43 mm, 5/8 in, 39 mm, 2-15/16 in
8-Point, 12-Point, External Torx, 7-Point, 4-Point
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