Internal Hex, Internal Torx, External Hex
1-1/8 ", 20 mm, 5/8 ", 1-3/8 ", 7/8 "
1/2, 3/8, 1-1/2, 1/4, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
16 mm, 3/4 in, 9/16 in, 39 mm, 2-1/2 in, 13 mm
6-Point, 4-Point, 8-Point, 12-Point, 7-Point
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