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