The HSS Metric Thread Combination Drill and Tap Set is engineered for efficient drilling and threading in one step, greatly improving work efficiency and accuracy. Made from premium HSS 6542 or M2 high-speed steel, these tools deliver excellent hardness, wear resistance, and durability for metalworking, mold manufacturing, and repair applications.

Perfect for users who require precise internal threads and high-speed cutting performance in materials such as carbon steel, stainless steel, aluminum, and copper.