40pcs Metric Tap and Die Set, Coarse and Fine Threads, Professional Rethreading Tool Kit with Thread Wrench

Professional metric tap and die set for cutting and rethreading internal and external threads. Precisely CNC machined and heat treated to 60 HRC for threading performance. Constructed from GCr15 bearing steel, suitable for cutting steel, copper, aluminum, and cast iron. Includes thread gauge, tap handle, die handle, small tap chuck, and a carrying for convenience. Ideal for removing broken screws and repairing damaged threads in various applications.