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OSG Thread Mill: Helical Flute, 1/4"-28 UNF, 4 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"-28 UNF, 4 Flute

SKU 3G-OTH-235347

Brand
OSG
Item
Thread Mill: Helical Flute, 1/4"-28 UNF, 4 Flute
Category
Helical-Flute Thread Mills for Steel, Cast Iron & Hardened Steel
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Technical Specifications

OSG
Manufacturer Part Number
1662500117
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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 or external 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.

What are the specifications of the OSG thread mill 1662500117?

The OSG thread mill 1662500117 is a helical-flute design with 4 flutes, cutting 1/4"-28 UNF threads. It is made from EgiAs coated carbide, optimized for steel, cast iron, and hardened steel. The manufacturer part number is 1662500117, 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. As a global industrial solutions provider, we source and deliver genuine OSG cutting tools like the 1662500117 helical-flute thread mill to any location. Contact us for pricing and lead time.

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

For hardened steel, select an OSG thread mill with EgiAs coating and helical flutes, like the 1662500117. Match the thread size (e.g., 1/4"-28 UNF) and flute count to your material hardness and machine rigidity. Consult OSG's technical data for recommended 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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