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

SKU 3G-OTH-219423

Brand
OSG
Item
Thread Mill: Helical Flute, 1/4"-18 NPT, 4 Flute
Category
Helical-Flute Thread Mills for Stainless Steel & Super Alloys
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Technical Specifications

OSG
Manufacturer Part Number
4200000311
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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 stainless steel and super alloys. Its EXO coated carbide construction provides heat resistance and tool life, making it suitable for demanding aerospace, oil and gas, and industrial machining applications.

What are the specifications of the OSG thread mill 4200000311?

The OSG thread mill 4200000311 has a 1/4"-18 NPT thread size, 4 flutes, and helical flute geometry. It is made of EXO coated carbide, designed for threading stainless steel and super alloys. The manufacturer part number is 4200000311.

Where to buy OSG thread mills worldwide?

3G Electric supplies OSG thread mills worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us to source the OSG 4200000311 helical-flute thread mill for your machining needs.

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

Select an OSG thread mill based on thread size, material hardness, and flute count. For stainless steel and super alloys, choose a helical-flute design with EXO coated carbide, like the 4200000311. Ensure the tool matches your machine's spindle speed and coolant delivery for optimal performance.

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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