External Hex, Internal Hex, Internal Torx
1-1/2 ", 16 mm, 9/16 ", 1-3/8 ", 1-1/4 "
1/4, 3/8, 3/4, 2-1/2, 1/2
Phosphatized, Phosphated, Gun-metal, Black Phosphate, Black Oxide
3-9/16 in, 8 in, 1-1/4 in, 58 mm, 35 mm
4-Point, 7-Point, 12-Point, 6-Point, External Torx
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