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OSG A BRAND Flat Bottom Drill Bit: 3.9 mm - Solid Carbide Flat-Bottom Drill Bits for Steel & Cast Iron
OSGSolid Carbide Flat-Bottom Drill Bits for Steel & Cast Iron

OSG A BRAND Flat Bottom Drill Bit: 3.9 mm

SKU 3G-OTH-195809

Brand
OSG
Item
A BRAND Flat Bottom Drill Bit: 3.9 mm
Category
Solid Carbide Flat-Bottom Drill Bits for Steel & Cast Iron
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Technical Specifications

OSG
Manufacturer Part Number
3330390
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is the OSG A BRAND Flat Bottom Drill Bit used for?

This OSG A BRAND flat bottom drill bit is designed for drilling flat-bottomed holes in steel and cast iron. Its EgiAs-coated carbide construction provides wear resistance and heat dissipation, making it suitable for precision machining applications in industrial manufacturing environments.

What are the specifications of the OSG A BRAND Flat Bottom Drill Bit 3.9 mm?

The OSG A BRAND flat bottom drill bit has a diameter of 3.9 mm and is made from EgiAs-coated carbide. The manufacturer part number is 3330390. It is designed for use on steel and cast iron workpieces, delivering flat-bottomed holes for fastener seating or counterboring operations.

Where to buy OSG A BRAND Flat Bottom Drill Bit 3.9 mm worldwide?

You can source the OSG A BRAND flat bottom drill bit 3.9 mm through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct tool for your machining needs.

How to select the correct OSG flat bottom drill bit for steel?

Select the OSG flat bottom drill bit based on hole diameter and material. For steel and cast iron, choose the EgiAs-coated carbide variant like the 3.9 mm model (MPN 3330390). Ensure your machine spindle speed and feed rate match the tool's specifications for optimal hole quality and 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 solid carbide flat-bottom drill bits for steel & cast iron. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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