Usage Tips:[Carbon Steel Construction]Crafted from premium carbon steel, this 6-piece NPT pipe tap set offers superior durability and efficient performance for cutting internal threads. Ideal for cleaning or re-threading pipes, ensuring long-lasting reliability in various applications.[Comprehensive Size Range]Featuring six essential sizes: 1inch, 1/2inch, 3/4inch, 1/4inch, 3/8inch, and 1/8inch, this set meets a wide array of pipe threading needs. Each tap corresponds to the nominal size of pipe fittings, providing versatility and convenience for different plumbing requirements.[Precision Ground Threads for Efficient Threading]Designed with precision ground threads and a right-hand cutting type, these NPT taps ensure accurate and efficient threading. The square end round shank with 4 straight flutes enhances cutting speed and chip removal, facilitating smoother operations.[Secure and Leak-Free Connections]The NPT thread design ensures a tight, leak-free seal between pipes or fittings, making this tap set a reliable choice for plumbing, automotive, and construction projects. Trust in its ability to establish secure connections every time.[Organized and Protected Storage Case]Keep your tap set well-organized and protected in a durable plastic case. This sleek storage solution prevents rust and , ensuring your tools are ready and in perfect whenever you need them for threading tasks. Colour:SilverMaterial:Carbon Steel Package Contents:6 x Pipe thread repair tools Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.