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