MILWAUKEE Hex Threading Die: 5/16"-18 UNC, 1 in Hex Wd, Black Oxide Carbon Steel (MPN 49-57-5342)
SKU 3G-OTH-235445
Need installation or engineering help?
Ask a question
Frequently Asked Questions
What is the MILWAUKEE 49-57-5342 hex threading die used for?
The MILWAUKEE 49-57-5342 is a solid hex rethreading die used to clean or restore damaged external threads on bolts, studs, or rods. It is commonly applied in automotive, plumbing, and general maintenance tasks where 5/16"-18 UNC threads need repair.
What are the specifications of the MILWAUKEE 49-57-5342 hex threading die?
This MILWAUKEE die has a thread size of 5/16"-18 UNC, a 1-inch hex width, and is made from black oxide carbon steel. The manufacturer part number is 49-57-5342. It is designed for hand or tool use to rethread existing fasteners without cutting new threads.
Where to buy the MILWAUKEE 49-57-5342 hex threading die worldwide?
You can source the MILWAUKEE 49-57-5342 hex threading die through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct MILWAUKEE die for your repair needs.
How to use a MILWAUKEE hex rethreading die for thread repair?
To use the MILWAUKEE 49-57-5342 die, clean the damaged threads and apply cutting oil. Place the die over the bolt and turn it clockwise while applying steady pressure. Reverse periodically to clear chips. Avoid forcing the die to prevent damage to the tool or workpiece.
Used in
Common applications for MILWAUKEEMILWAUKEE Products
3G Electric supplies MILWAUKEE solid hex rethreading dies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














