m21 X 1 2" OD HSS Round Adjustable Die Special - High Performance & Durable Cutting Tool | Drill America radwear safety vests Enhance your safety and performance

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m21 X 1 2" OD HSS Round Adjustable Die Special - High Performance & Durable Cutting Tool | Drill America radwear safety vests Enhance your safety and performanceHSS Round Dies are for use in making new threads or re threading existing threads. They are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Round dies are chamfered on both faces, one side has a 2 to 3 thread chamfer for threading and the other side has a 1 to 1 1 2 thread chamfer for threading close to a shoulder. Adjustments are made by a fine pitch screw which forces the sides of the