Internal Hex, Internal Torx, External Hex
1-5/16 ", 5.5 mm, 5/8 ", 1-3/8 ", 7/8 "
1/4, 1, 1-1/2, 2-1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
3/4 in, 9/16 in, 9/16 in, 3-3/4 in, 5 mm, 8 in
6-Point, External Torx, 4-Point, 8-Point, 7-Point
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