OSG Thread Mill: Helical Flute, 1/8"-27 NPS, 4 Flute
SKU 3G-OTH-235344
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Frequently Asked Questions
What is an OSG helical-flute thread mill used for?
An OSG helical-flute thread mill is used for cutting internal or external threads in steel, cast iron, and hardened steel. Its EgiAs coated carbide construction provides heat resistance and wear life for demanding machining operations in industrial manufacturing and tooling applications.
What are the specifications of the OSG thread mill 1663200117?
The OSG thread mill 1663200117 has a 1/8"-27 NPS thread size, 4 flutes, and helical-flute geometry. It is made of EgiAs coated carbide, designed for steel, cast iron, and hardened steel. The manufacturer part number is 1663200117, and the brand is OSG.
Where to buy OSG thread mills worldwide?
3G Electric supplies OSG thread mills worldwide, handling full logistics and customs clearance for global delivery. As a sourcing partner, we provide genuine OSG cutting tools like the 1663200117 helical-flute thread mill to industrial buyers across multiple regions.
How to select the right OSG thread mill for hardened steel?
Select an OSG thread mill with EgiAs coating and helical flutes for hardened steel, as the coating reduces heat and extends tool life. Match the thread size (e.g., 1/8"-27 NPS) and flute count to your material hardness and machine capabilities for optimal thread quality.
Used in
Common applications for OSGOSG Products
3G Electric supplies OSG helical-flute thread mills for steel, cast iron & hardened steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.








