Irwin Hanson 80242 1/2"-13 NC Tap and 27/64" Drill Bit Combo Set

The Irwin Hanson 80242 is a convenient combination set that includes both a 1/2"-13 NC (National Coarse) plug tap and a matching 27/64" drill bit, providing everything needed for creating threaded holes in a single package. This matched set ensures proper hole sizing for clean, accurate threads every time.

Key Features:

• High carbon steel plug tap designed for general purpose threading applications
• High speed steel (HSS) drill bit for fast, precise drilling with excellent durability
• 1/2"-13 NC thread specification suitable for standard American coarse thread applications
• 27/64" drill bit correctly sized for optimal thread engagement
• Plug tap style ideal for through holes and blind holes with adequate depth
• Convenient combo set eliminates guesswork in selecting proper drill bit size

This tap and drill bit combination is perfect for maintenance, repair, and fabrication work where 1/2"-13 threads are required. The matched sizing ensures proper material removal for strong, clean threads in steel, aluminum, and other metals.