PREMIUM TAP & DIE SET: Quickly repair stripped threads and screws with our easy-to-use tap and die kit. The taps and dies feature coarse (UNC), fine (UNF), and national pipe (NPT) thread designations for a variety of hand-threading applications..DURABLE THREADING TOOLS: Each tap and die is forged with professional-grade high-strength alloy steel and has a titanium-brazed coating for extra durability, rust and corrosion resistance, and a precise cut every time..THE RIGHT SIZE: This large 76-piece SAE and metric dies and taps kit has the right-sized piece for your threading needs. Our threading tool set features a wide variety of sizes, including 20 commonly used tap and die sizes..EASY-TO-READ SIZING: Reduce time trying to find the right size with our thread-repair tool kit. Each tool has an engraved size marking to ensure easy identification so you can focus on your home project or professional electrician work..CONVENIENT TOOLS: Our kit includes a 2-piece screwdriver pitch gauge, a screwdriver, a die-stock handle wrench, an adjustable tap-handle wrench, and a die size adapter. This set comes in a heavy-duty blow-molded case for easy storage and travel.