External Hex, Internal Hex, Internal Torx, External Torx
5/8 ", 5.5 mm, 1 ", 7/8 ", 1-1/4 "
1/2, 1-1/2, 2-1/2, 1/4, 1
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
8 in, 33 mm, 3/4 in, 9/16 in, 17 mm, 11/16 in
4-Point, 6-Point, 7-Point, 12-Point, 8-Point
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