Internal Hex, Internal Torx, External Hex, External Torx
4 mm, 11 mm, 1-1/2 ", 9/16 ", 5/8 "
2-1/2, 3/4, 3/8, 1-1/2, 1/4
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
16 mm, 1-1/4 in, 13 mm, 1-1/8 in, 39 mm
12-Point, 4-Point, 6-Point, 7-Point, 8-Point
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