Hexagon Fractional Die, National Fine, 7/16-In. x 20
7/16" x 20, national fine thread, 1" hexagon fractional die, carbon steel, ideal for routine maintenance, repair work & for rethreading where high accuracy & tolerance thread is not critical, recommended for use with hexagon die stock, die can be used with a wrench or socket when space is limited, designed for hand threading work in a variety of materials.
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