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OSG Countersink: 90°, 6 Flute, 1 in Body Dia - Smooth-Finish Six-Flute Countersinks
OSGSmooth-Finish Six-Flute Countersinks

OSG Countersink: 90°, 6 Flute, 1 in Body Dia

SKU 3G-OTH-188294

Brand
OSG
Item
Countersink: 90°, 6 Flute, 1 in Body Dia
Category
Smooth-Finish Six-Flute Countersinks
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Technical Specifications

OSG
Manufacturer Part Number
706-1000-090
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

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

This OSG countersink creates smooth, burr-free 90° chamfers and countersinks in metal, plastic, and composite materials. Its six-flute carbide design delivers a fine finish and long tool life in CNC and manual machining operations.

What are the specifications of the OSG 706-1000-090 countersink?

The OSG 706-1000-090 is a 90° countersink with six flutes and a 1-inch body diameter. It is made from carbide and is designed for smooth-finish applications. The manufacturer part number is 706-1000-090.

Where to buy the OSG 90° countersink worldwide?

3G Electric supplies the OSG 90° 6-flute carbide countersink worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for availability and lead time on this and other OSG tooling.

How to select the right OSG countersink for your application?

Choose the OSG countersink based on the required chamfer angle (90° for standard screw heads), material hardness (carbide for steel and alloys), and flute count (six flutes for smoother finish). Match body diameter to your tool holder capacity.

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 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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OSG Countersink: 60°, 6 Flute, 1/4 in Body Dia, Carbide (MPN 706-2500-060). Key specifications — attr1301035: OSG.
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