External Hex, Internal Hex, Internal Torx
9/32 ", 3/8 ", 11/16 ", 2-1/2 ", 5/8 "
1/4, 1/2, 3/4, 2-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-3/8 in, 5/16 in, 11/16 in, 17 mm, 3-3/8 in
8-Point, External Torx, 6-Point, 7-Point, 12-Point
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