Internal Hex, Internal Torx, External Hex, 6-Point
2-1/4 ", 3/16 ", 2-1/2 ", 4 mm, 5/8 "
1/4, 2-1/2, 1-1/2, 1/2, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3 in, 8 in, 7/16 in, 39 mm, 11/16 in
External Torx, 12-Point, 8-Point, 7-Point, 4-Point
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