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The CENTURY DRILL TOOL CO INC 97604 is a 4.0mm x 0.70 metric hexagon die designed for hand-cutting external threads on rod, bolt stock, and fasteners. Threads are precision cut and accurately formed to produce consistent, exact thread profiles on every pass. The die is heat treated and tempered to achieve file-hard threads, extending service life through repeated use. This is a two-piece package, making it a practical addition to any threading kit used by plumbers, electricians, HVAC technicians, or general maintenance professionals who need reliable metric threading capability in the field or shop.
This die is suited for hand threading applications where a 4.0mm diameter rod or stud requires a 0.70mm pitch metric thread. Typical use cases include fabricating or restoring threads on small-diameter fasteners, machine screws, and threaded rod in residential and light commercial maintenance work. The hexagon die body seats securely in a standard die stock handle for controlled, manual thread cutting.
Designed as an OEM-style replacement or standard addition for use with die stock handles that accept hexagon metric dies in the 4.0mm x 0.70 thread specification.
Seat the die securely in the appropriate die stock before use. Apply cutting oil to the workpiece and die to reduce friction and improve thread quality during hand cutting. Ensure the rod or stud is properly secured before beginning threading. Follow standard shop safety practices when working with cutting tools.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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