External Hex, Internal Hex, Internal Torx
2-1/2 ", 1-1/8 ", 18 mm, 15/16 ", 1-3/8 "
1-1/2, 2-1/2, 3/8, 1, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
8 in, 43 mm, 39 mm, 2-1/2 in, 3-3/8 in
4-Point, 12-Point, External Torx, 6-Point, 7-Point
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