CHICAGO-LATROBE Hex Threading Die: 1/4"-20 UNC, 5/8 in Hex Wd, Carbon Steel (MPN 403108)
SKU 3G-OTH-235476
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Frequently Asked Questions
What is a CHICAGO-LATROBE hex threading die used for?
A CHICAGO-LATROBE hex threading die is used to clean or restore damaged external threads on bolts, studs, or screws. It is commonly applied in maintenance, repair, and fabrication across industrial sectors like machining, automotive, and general manufacturing.
What are the specifications of the CHICAGO-LATROBE 403108 hex die?
The CHICAGO-LATROBE 403108 is a solid hex rethreading die with a thread size of 1/4"-20 UNC, a hex width of 5/8 in, and is made from carbon steel. It is designed for manual or tool-driven thread restoration on standard UNC fasteners.
Where to buy CHICAGO-LATROBE hex threading dies worldwide?
3G Electric supplies CHICAGO-LATROBE hex threading dies worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us to source this die or any other industrial equipment across 14 departments.
How to use a CHICAGO-LATROBE hex rethreading die?
To use a CHICAGO-LATROBE hex rethreading die, first clean the damaged threads and apply cutting oil. Place the die over the bolt and turn it clockwise with a die stock or wrench, applying steady pressure. Reverse periodically to clear chips. Avoid forcing to prevent cross-threading.
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3G Electric supplies CHICAGO-LATROBE solid hex rethreading dies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.











