Internal Hex, Internal Torx, External Hex
4 mm, 9 mm, 27 mm, 7/8 ", 1-1/4 "
1/2, 2-1/2, 3/4, 1-1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
35 mm, 8 in, 3/4 in, 9/16 in, 2-1/2 in, 1-3/8 in
8-Point, External Torx, 7-Point, 12-Point, 4-Point
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