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