NPT Pipe Dies 2-1/2 to 4 Inch - HSS Threading Dies 4 Pack - Right Handed - for Pipe Threading Machines - Plumbing & Pipe Repair

【Durable HSS Steel】: Crafted from high-speed steel (HSS) for exceptional hardness, wear resistance, and heat tolerance; designed for prolonged use in demanding environments, minimizing downtime and replacement needs. 【NPT 2-1/2 to 4 Inch】: Specifically designed for threading NPT (National Pipe Thread) pipes ranging from 2-1/2 inches to 4 inches in diameter; suitable for a wide array of plumbing and pipe repair projects requiring precise threading. 【Easy Installation】: Features clearly numbered dies for quick and accurate installation in compatible pipe threading machines; simply follow the numbered sequence, eliminating complicated steps and reducing potential errors. 【Precision Threading】: Produces sharp, clean, and consistent threads, ensuring leak-proof connections for reliable plumbing systems; offers uniform cutting with minimal burring, enhancing overall performance.