Self-Aligning Hex Die, National Coarse, #12 x 24

#12 x 24, national coarse, self aligning 1" hex die, carbon steel, performance threading system threads straight every turn, more steel at critical points for extra strength, ideal for routine maintenance, repair work & for rethreading, use with performance threading system die stock for best performance, die can also be used with a wrench or socket when space is limited, designed for hand threading work in a variety of materials.