External Hex, Internal Hex, Internal Torx, External Torx
2-1/2 ", 4 mm, 6 mm, 9 mm, 1-1/4 "
1-1/2, 2-1/2, 3/4, 1, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
30 mm, 5/8 in, 39 mm, 26 mm, 2-15/16 in
12-Point, 8-Point, 7-Point, 4-Point, 6-Point
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