Internal Hex, Internal Torx, External Hex, External Torx
2-1/2 ", 4 mm, 1-1/2 ", 27 mm, 1-3/8 "
3/8, 2-1/2, 1-1/2, 1, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-3/4 in, 200 mm, 1-7/16 in, 8 in, 13 mm
8-Point, 12-Point, 7-Point, 6-Point, 4-Point
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