Engineered for creating and repairing internal threads in metal applications, this set features high carbon steel taps for precise threading. The included black oxide drill bits utilize a patented core diameter to reduce breakage and ensure long-lasting durability.

• Includes one #16 drill bit and one 12-24 NC tap for complete threading tasks.
• High carbon steel taps are engineered for creating precise internal threads.
• Black oxide split point drill bits feature a patented core diameter to help reduce breakage.
• Designed specifically for creating or repairing internal threads in metal applications.