Internal Hex, Internal Torx, External Hex
2-1/2 ", 4 mm, 1-5/16 ", 9/16 ", 5/8 "
3/8, 1, 2-1/2, 1/2, 1-1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
19 mm, 30 mm, 1-1/4 in, 8 mm, 4-3/4 in
External Torx, 4-Point, 7-Point, 8-Point, 12-Point
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