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OSGHelical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel

OSG Helical-Flute Thread Mill, M20x1.5, 5 Flute, EgiAs Coated Carbide

OSG Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel.

SKU 3G-OTH-235450

Brand
OSG
Item
Helical-Flute Thread Mill, M20x1.5, 5 Flute, EgiAs Coated Carbide
Category
Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel
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Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
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Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
8331021

Technical Documents

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

OSG Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel.

Frequently Asked Questions

What is the OSG Helical Flute Thread Mill used for?

The OSG Helical Flute Thread Mill (MPN 8331021) is used for cutting internal threads in steel, cast iron, and hardened steel. Its EgiAs coated carbide construction provides wear resistance and heat dissipation, making it suitable for high-precision threading in industrial manufacturing and tooling applications.

What are the specifications of the OSG Thread Mill 8331021?

The OSG Thread Mill 8331021 has a helical flute design, M20x1.5 metric thread size, 5 flutes, and is made of EgiAs coated carbide. It is designed for threading steel, cast iron, and hardened steel. The OSG brand ensures quality and precision for demanding machining operations.

Where to buy the OSG Thread Mill 8331021 worldwide?

You can source the OSG Thread Mill 8331021 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide reliable sourcing for this OSG threading tool.

How to select the correct OSG Thread Mill for hardened steel?

To select the correct OSG Thread Mill for hardened steel, match the thread size (e.g., M20x1.5) and material hardness to the tool's EgiAs coated carbide grade. Ensure the helical flute design and flute count (5 flutes) suit your machine's rigidity and coolant system. Consult OSG's technical data for optimal speeds and feeds.

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 steel, cast iron & hardened steel. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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