Irwin Hanson 1448 9/16"-12 NC Plug Tap High Carbon Steel

The Irwin Hanson 1448 is a high-quality 9/16"-12 NC (National Coarse) plug tap designed for general-purpose hand tapping applications. Manufactured from high carbon steel, this tap delivers reliable performance for routine threading work, maintenance, repair, and re-threading operations where standard tolerances are acceptable.

Key Features:

• Precision ground straight flutes provide rapid chip removal for efficient threading
• Plug style with 3 to 5 threads chamfered - the most common chamfer configuration
• Produces a Class 2B thread for general-purpose applications
• Tap size and recommended drill bit size etched on the tool for easy identification
• High carbon steel construction ideal for hand tapping applications
• Made in USA with Hanson quality standards

This plug tap is ideal for all general-purpose threading work and is particularly well-suited for tough threading applications, routine maintenance, and repair jobs. The straight flute design ensures efficient chip evacuation while the plug style chamfer makes it versatile for through-holes and moderate-depth blind holes. Perfect for professionals and DIY users who need dependable threading performance without critical dimensional requirements.