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OSG Micro Drill Bit: 0.77 mm, 140° 4-Facet Point - Solid Carbide Micro Drill Bits
OSGSolid Carbide Micro Drill Bits

OSG Micro Drill Bit: 0.77 mm, 140° 4-Facet Point

The OSG Micro Drill Bit (MPN 3300077) is a solid carbide micro drill bit with a 0.77 mm diameter, 140° 4-Facet Point, and TiAlN coating. It features a Regular Spiral flute design and a specification of 0.0303.

SKU 3G-OTH-202967

Brand
OSG
Item
Micro Drill Bit: 0.77 mm, 140° 4-Facet Point
Category
Solid Carbide Micro Drill Bits
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Technical Specifications

OSG
Manufacturer Part Number
3300077
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Micro Drill Bit (MPN 3300077) is a solid carbide micro drill bit with a 0.77 mm diameter, 140° 4-Facet Point, and TiAlN coating. It features a Regular Spiral flute design and a specification of 0.0303.

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 3300077 used for?

The OSG Micro Drill Bit 3300077 is used for precision drilling of small-diameter holes in hardened steels, stainless steels, and other tough materials. Its 0.77 mm diameter, 140° 4-Facet Point, and TiAlN coating enable high-speed, accurate micro-machining in industries like mold making, aerospace, and medical device manufacturing.

What are the specifications of the OSG Micro Drill Bit 3300077?

The OSG Micro Drill Bit 3300077 has a 0.77 mm diameter, 140° 4-Facet Point, TiAlN coating, and Regular Spiral flute design. It is made of solid carbide and has a specification of 0.0303. The manufacturer part number is 3300077.

Where to buy the OSG Micro Drill Bit 3300077 worldwide?

3G Electric supplies the OSG Micro Drill Bit 3300077 worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this precision micro drill bit.

How to select the correct OSG micro drill bit for my application?

To select the correct OSG micro drill bit, match the diameter (0.77 mm), point angle (140°), and coating (TiAlN) to your material hardness and hole depth. The Regular Spiral flute design is ideal for general-purpose micro-drilling. Consult OSG's technical data for feed and speed recommendations.

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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