Irwin Hansen
Machine Screw and Fractional Tap and Die Set
Historical Reference
This product is included for historical comparison and is not currently recommended for purchase.
Used as control. Too aggressive for thread repair - removed 0.104g of material (most of all tools). Created loose-fitting nuts with 1.12mm of side-to-side movement. Made in USA but not recommended for thread chasing applications.
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The Most Useful Tool You've Never Heard Of!
Project Farm
Sep 21, 2025
Ranked #9
2.5
"Used as control. Too aggressive for thread repair - removed 0.104g of material (most of all tools). Created loose-fitting nuts with 1.12mm of side-to-side movement. Made in USA but not recommended for thread chasing applications."