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OSG Smooth-Finish Six-Flute Countersink - Smooth-Finish Six-Flute Countersinks
OSGSmooth-Finish Six-Flute Countersinks

OSG Smooth-Finish Six-Flute Countersink

OSG Smooth-Finish Six-Flute Countersinks.

SKU 3G-OTH-188396

Also listed as: 7062500090 · 706 2500 090

Brand
OSG
Item
Smooth-Finish Six-Flute Countersink
Part Number
706-2500-090
Category
Smooth-Finish Six-Flute Countersinks
Available to Order
Also known as:706-2500-090OSG
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Technical Specifications

OSG
Manufacturer Part Number
706-2500-090

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

Product Description

OSG Smooth-Finish Six-Flute Countersinks.

Frequently Asked Questions

What is the OSG 90° 6-flute countersink used for?

The OSG 90° 6-flute countersink is designed for creating smooth, burr-free 90° chamfers and countersinks in metal, plastic, and composite materials. Its six-flute design reduces vibration and chatter, making it ideal for precision deburring and countersinking in CNC and manual machining applications.

What are the specifications of the OSG 706-2500-090 countersink?

The OSG 706-2500-090 is a 90° countersink with six flutes, a 1/4 in body diameter, and a carbide construction. It is part of OSG's Smooth-Finish Six-Flute Countersinks line, designed for high-quality surface finishes. The manufacturer part number is 706-2500-090.

Where to buy the OSG 706-2500-090 countersink worldwide?

You can source the OSG 706-2500-090 countersink 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 times on this OSG tool.

How to select the right OSG countersink for your application?

To select the right OSG countersink, match the angle (e.g., 90°) to your fastener head, choose the body diameter (e.g., 1/4 in) for your hole size, and consider flute count—six flutes provide smoother finishes. Carbide material suits harder workpieces. Always verify the manufacturer part number, such as 706-2500-090, for exact specs.

Used in

Common applications for OSG
Aerospace — OSG STI taps for installing helical wire thread inserts in aluminum components
Automotive — OSG spiral-point taps for through-hole threading in engine blocks and transmission cases
General machining — OSG spiral-flute taps for blind-hole threading in steel and stainless steel parts
Heavy equipment repair — OSG thread-forming taps for creating threads in ductile iron and steel castings
Precision manufacturing — OSG solid carbide chucking reamers for finishing holes in hydraulic manifolds
Die and mold — OSG coolant-through solid carbide drills for deep-hole drilling in tool steels
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OSG Products

3G Electric supplies OSG smooth-finish six-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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