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OSG Thread Mill: Helical Flute, 1/4"-18 NPS, 5 Flute - Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel
OSGHelical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel

OSG Thread Mill: Helical Flute, 1/4"-18 NPS, 5 Flute

SKU 3G-OTH-235345

Brand
OSG
Item
Thread Mill: Helical Flute, 1/4"-18 NPS, 5 Flute
Category
Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel
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Technical Specifications

OSG
Manufacturer Part Number
1663200217
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is an OSG helical-flute thread mill used for?

An OSG helical-flute thread mill 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 demanding industrial applications like machining and toolmaking.

What are the specifications of the OSG thread mill 1663200217?

The OSG thread mill model 1663200217 has a helical flute design, 5 flutes, and a thread size of 1/4"-18 NPS. It is made of EgiAs coated carbide, designed for steel, cast iron, and hardened steel. The manufacturer part number is 1663200217, and it is produced by OSG.

Where to buy OSG thread mills worldwide?

You can source OSG thread mills worldwide through 3G Electric, a global industrial supplier. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG helical-flute thread mill model 1663200217.

How to select the right OSG thread mill for hardened steel?

To select the right OSG thread mill for hardened steel, match the thread size (e.g., 1/4"-18 NPS) and flute count to your application. The EgiAs coated carbide variant is ideal for hardened materials. Ensure your machine supports helical interpolation and use proper coolant to extend tool life.

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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