Internal Hex, Internal Torx, External Hex, External Torx
2-1/4 ", 9/32 ", 2-1/2 ", 6 mm, 1-1/4 "
1/2, 2-1/2, 3/4, 1/4, 3/8
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-11/16 in, 8 in, 1-1/8 in, 39 mm, 26 mm
12-Point, 6-Point, 8-Point, 7-Point, 4-Point
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