External Hex, Internal Hex, Internal Torx, External Torx, 6-Point
1-1/8 ", 20 mm, 5.5 mm, 9 mm, 1-3/8 "
1-1/2, 1/2, 3/4, 2-1/2, 3/8
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
E7, 8 in, 39 mm, 26 mm, 3-3/8 in
7-Point, 12-Point, 8-Point, 4-Point
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