External Hex, Internal Hex, Internal Torx, External Torx, 6-Point
1-5/16 ", 9/16 ", 5.5 mm, 1-3/8 ", 1-1/4 "
1/4, 1, 2-1/2, 1-1/2, 1/2
Phosphatized, Gun-metal, Phosphated, Black Oxide, Black Phosphate
56 mm, 35 mm, 1-1/8 in, 8 in, 33 mm
8-Point, 4-Point, 7-Point, 12-Point
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