Internal Hex, Internal Torx, External Hex, 6-Point
4 mm, 1-1/8 ", 5/8 ", 1-3/8 ", 7/8 "
1-1/2, 3/8, 1/2, 2-1/2, 3/4
Phosphated, Phosphatized, Gun-metal, Black Phosphate, Black Oxide
200 mm, 34 mm, 3-3/4 in, 8 in, 43 mm
12-Point, External Torx, 8-Point, 7-Point, 4-Point
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