Features 6 Sizes Available: This NPT tap kit includes 6 pipe sizes (1in, 3/4in, 1/2in, 3/8in, 1/4in, and 1/8in), catering to various pine thread requirements for versatility and convenience. Carbon Steel: Made of carbon steel, this tap set is designed to efficiently clean and cut female threads, making it an ideal choice for cleaning or re-threading blocked or damaged pines. Precision Cutting: The accuracy ground threads, right hand cutting, square end circular shank, and 4 straight grooves ensure and efficient pine threading, guaranteeing reliable and accurate results. Leak- Connections: The NPT thread design creates safe and leak- connections between pines or fittings, making them suitable for pine, automotive, and building applications. Convenient Storage: Neatly placed in a smooth plastic casing, this 6 piece NPT faucet set is protected from and well-organized, ensuring easy access when you need thread cutting tools. Features: 1、6Pcs in Total: This NPT tap kit is available in various sizes to meet various pine thread requirements. It includes 6 pipe sizes of 1in, 3/4in, 1/2in, 3/8in, 1/4in, and 1/8in. The nominal size of the faucet is the size of the pipe fitting to be tapped. 2、Reliable Work: This pipe thread tap set is made of carbon steel and aims to clean and efficiently cut female threads. It is an ideal choice for cleaning or re threading blocked or damaged pines. 3、Accurate Cutting: These NPT taps use accuracy ground threads with right hand cutting, square end circular shank, and 4 straight grooves. These features together ensure the accuracy and efficiency of pine threads. 4、Practical Use: The NPT thread design of this pine thread tap set can build a safe and leakage connection between pines or fittings. This makes them reliable in pine, automotive, and building applications. 5、With A Storage Box: For convenience, the 6 piece NPT faucet is neatly placed in a smooth plastic casing. This not only protects them from ing, but also makes them well organized and easy to access when you need thread cutting tools. Specification: Item Type: Pipe Tap Material: Carbon Steel Specification: 1in, 3/4in, 1/2in, 3/8in, 1/4in, 1/8in. Package List: 6 x Pipe Tap 1 x Storage Box Package List 6 x Pipe Tap 1 x Storage Box