Internal Hex, Internal Torx, External Hex, External Torx
1 ", 4 mm, 5/16 ", 1-1/8 ", 5/8 "
1/4, 2-1/2, 3/4, 1, 1-1/2
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-1/8 in, 5 mm, 8 in, 70 mm, 39 mm
8-Point, 12-Point, 7-Point, 6-Point, 4-Point
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