External Hex, Internal Hex, Internal Torx
2-1/2 ", 4 mm, 6 mm, 5/8 ", 1-1/4 "
3/4, 1-1/2, 2-1/2, 1/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-11/16 in, 8 in, 1-1/4 in, 70 mm, 2-1/2 in
External Torx, 6-Point, 7-Point, 4-Point, 8-Point
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