Century Drill and Tool 96101 NC Hex Die Carbon Steel - 4-40

The Century Drill and Tool 96101 is a high-quality carbon steel hexagon die designed for cutting and rethreading 4-40 NC (National Coarse) external threads. This precision threading tool is ideal for creating new threads on bolts, rods, and fasteners or cleaning up damaged or corroded threads on existing hardware.

Key Features:

• Precision cut threads, accurately formed for consistent and exact threading
• Heat treated and tempered carbon steel construction for file-hard threads and extended service life
• Hexagonal shape allows easy turning with a standard wrench or die stock
• 1-inch hex size fits standard die stocks and wrenches
• Designed for hand cutting applications on machine screws and small fasteners
• Ideal for thread repair, restoration, and creating new threads on trailer lugs, generator axles, and small mechanical components

This die is commonly used for cleaning corroded threads, restoring damaged fasteners, and cutting new threads on precision metalworking projects. For best results, use with cutting oil or thread lubricant and turn the die 1/4 turn forward, then back off slightly to clear chips before continuing.