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OSG Micro Drill Bit: 0.78 mm, 140° 4-Facet Point - Solid Carbide Micro Drill Bits
OSGSolid Carbide Micro Drill Bits

OSG Micro Drill Bit: 0.78 mm, 140° 4-Facet Point

The OSG Micro Drill Bit (MPN 3300078) is a solid carbide micro drill bit with a 0.78 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and a 0.0307 inch shank diameter…

SKU 3G-OTH-202994

Brand
OSG
Item
Micro Drill Bit: 0.78 mm, 140° 4-Facet Point
Category
Solid Carbide Micro Drill Bits
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Technical Specifications

OSG
Manufacturer Part Number
3300078
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Micro Drill Bit (MPN 3300078) is a solid carbide micro drill bit with a 0.78 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and a 0.0307 inch shank diameter. This product is designed for precision drilling applications.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the OSG Micro Drill Bit 3300078 used for?

The OSG Micro Drill Bit 3300078 is used for precision drilling in industrial applications such as PCB fabrication, mold making, and fine machining. Its 0.78 mm diameter, 140° 4-facet point, and TiAlN coating enable accurate hole creation in hardened steels and composites.

What are the specifications of the OSG Micro Drill Bit 3300078?

The OSG Micro Drill Bit 3300078 has a 0.78 mm diameter, 140° 4-facet point, TiAlN coating, regular spiral flute, and a 0.0307 inch shank diameter. It is made of solid carbide and is designed for high-precision drilling in demanding materials.

Where to buy the OSG Micro Drill Bit 3300078 worldwide?

3G Electric supplies the OSG Micro Drill Bit 3300078 worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine OSG tooling and support your procurement with technical expertise.

How to select the correct micro drill bit for precision drilling?

Select a micro drill bit based on hole diameter, material hardness, and coating. For hardened steels, choose a TiAlN-coated carbide bit like the OSG 3300078 with a 140° point angle. Match shank diameter to your collet and ensure flute design suits chip evacuation needs.

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 micro drill bits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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