Internal Hex, Internal Torx, External Hex, External Torx
9/16 ", 5/8 ", 23 mm, 1-3/8 ", 1-1/4 "
1, 2-1/2, 1/4, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
3 in, 8 in, 1-1/4 in, 43 mm, 58 mm
6-Point, 12-Point, 7-Point, 4-Point, 8-Point
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