Plumbers, mechanics, and DIYers - this NPT pipe tap is exactly what you need for creating clean, precise pipe threads! The 1-1/4-11-1/2 size is perfect for various plumbing and industrial applications where you need to thread pipes or create threaded holes. Made from durable carbon steel that holds its edge through multiple uses, giving you consistent, reliable performance. The National Pipe Taper (NPT) design ensures proper sealing for pipe fittings and connections. Perfect for repair work, custom projects, or maintenance tasks where you need to create new threads or clean up damaged existing ones. The quality construction means it cuts smoothly without chattering or jumping, giving you professional-grade results even if you're not a professional. Whether you're working on water lines, gas pipes, or any application requiring tapered pipe threads, this tap delivers the precision you need. The size is clearly marked and the design follows industry standards, so you know it'll work with standard NPT fittings. If you do any kind of pipe work or fabrication, having the right taps on hand saves so much time and frustration. This carbon steel tap is built to last through many projects while maintaining its cutting performance. It's one of those tools you might not use every day, but when you need it, you're really glad you have a quality one available!