External Hex, Internal Hex, Internal Torx
16 mm, 2-1/2 ", 4 mm, 7/16 ", 1-1/2 "
1-1/2, 3/8, 1/2, 3/4, 2-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 43 mm, 39 mm, 24 mm, 2-7/16 in
12-Point, 6-Point, 8-Point, 7-Point, 4-Point
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