HSS Circular Split Button Die They are used for threading rods Dies are manufactured with a thread chamfer to aid starting
National Pipe Straight (NPS) – Parallel – made to American Standards. M2-HSS material provides increased wear resistance and superior thread accuracy. HSS Button Dies (also known as Adjustable Dies) are designed for cutting external threads. They also can be used to cut smaller or larger, than factory setting, by utilising the adjusting screws in the die holder.
