External Hex, Internal Hex, Internal Torx, External Torx
7/32 ", 2-1/2 ", 4 mm, 1-1/2 ", 1-3/8 "
3/8, 1/2, 1/4, 1-1/2, 3/4
Phosphatized, Gun-metal, Phosphated, Black Phosphate, Black Oxide
1-7/8 in, 8 in, 4-1/16 in, 58 mm, 2-1/2 in
12-Point, 7-Point, 4-Point, 6-Point, 8-Point
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