Internal Hex, Internal Torx, External Hex, External Torx
2-1/2 ", 4 mm, 8 mm, 15/16 ", 5/8 "
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
E7, 3-3/4 in, 8 in, 3/4 in, 9/16 in, 4-3/4 in
8-Point, 4-Point, 6-Point, 7-Point, 12-Point
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