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OSG Thread Mill: Helical Flute, M20x1.5 Metric, 4 Flute - Helical-Flute Thread Mills for Stainless Steel & Super Alloys
OSGHelical-Flute Thread Mills for Stainless Steel & Super Alloys

OSG Thread Mill: Helical Flute, M20x1.5 Metric, 4 Flute

SKU 3G-OTH-219491

Brand
OSG
Item
Thread Mill: Helical Flute, M20x1.5 Metric, 4 Flute
Category
Helical-Flute Thread Mills for Stainless Steel & Super Alloys
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Technical Specifications

OSG
Manufacturer Part Number
3900073
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG Thread Mill 3900073 used for?

The OSG Thread Mill 3900073 is designed for cutting internal threads in stainless steel and super alloys. Its helical flute and EXO coated carbide construction provide efficient chip evacuation and extended tool life in demanding materials like Inconel and titanium.

What are the specifications of the OSG Thread Mill 3900073?

This OSG thread mill has a metric thread size of M20x1.5, 4 flutes, and an EXO coated carbide body. The manufacturer part number is 3900073. It is a helical-flute type optimized for stainless steel and super alloy threading applications.

Where to buy the OSG Thread Mill 3900073 worldwide?

3G Electric supplies the OSG Thread Mill 3900073 worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this helical-flute thread mill.

How to select the correct OSG thread mill for stainless steel?

For stainless steel, choose a thread mill with EXO coating and helical flutes like the OSG 3900073. Match the thread size (e.g., M20x1.5) and flute count to your application. Ensure the tool is rated for super alloys if machining high-nickel materials.

Used in

Common applications for OSG
Automotive engine block production — OSG micro drill bits for oil gallery and coolant passage drilling in cast iron
Medical device manufacturing — OSG micro drill bits for drilling bone screw pilot holes in stainless steel implants
Aerospace component machining — OSG micro drill bits for fastener holes in titanium alloy structural parts
Mold and die making — OSG micro drill bits for cooling channel drilling in hardened tool steel (HRC 45-50)
Electronics enclosure fabrication — OSG micro drill bits for precision holes in aluminum alloy housings (with appropriate coating selection)
General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts

OSG Products

3G Electric supplies OSG helical-flute thread mills for stainless steel & super alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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