Hexagon Fractional Die, National Coarse Thread, 5/8-In. x 11
5/8" x 11, national course thread, 1-7/16" hexagonal 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.