Internal Hex, Internal Torx, External Hex
1 ", 4 mm, 1-1/8 ", 5/8 ", 1-3/8 "
3/8, 3/4, 2-1/2, 1-1/2, 1
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
2-11/16 in, 8 in, 43 mm, 3/4 in, 9/16 in, 39 mm
8-Point, 12-Point, External Torx, 7-Point, 6-Point
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