Engineered for creating and repairing internal threads in metal, this DEWALT 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 #9 drill bit and one 6 mm x 1.0 NC tap for complete threading tasks.
• High carbon steel taps are precision-machined to create accurate internal threads.
• Black oxide drill bits feature a patented core diameter designed to reduce breakage and increase tool life.
• Optimized for professional use in creating or repairing internal threads in metal applications.