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OSG Micro Drill Bit: 0.73 mm, 140° 4-Facet Point - Solid Carbide Micro Drill Bits
OSGSolid Carbide Micro Drill Bits

OSG Micro Drill Bit: 0.73 mm, 140° 4-Facet Point

The OSG Micro Drill Bit (MPN 3300073) is a solid carbide micro drill bit with a 0.73 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and is manufactured by OSG.

SKU 3G-OTH-202809

Brand
OSG
Item
Micro Drill Bit: 0.73 mm, 140° 4-Facet Point
Category
Solid Carbide Micro Drill Bits
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Technical Specifications

OSG
Manufacturer Part Number
3300073
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Micro Drill Bit (MPN 3300073) is a solid carbide micro drill bit with a 0.73 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and is manufactured by OSG.

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 3300073 used for?

The OSG Micro Drill Bit 3300073 is used for precision drilling of small-diameter holes in hardened steels and abrasive materials. Its 0.73 mm diameter, 140° 4-facet point, and TiAlN coating enable high accuracy and extended tool life in CNC machining and mold-making applications.

What are the specifications of the OSG Micro Drill Bit 3300073?

The OSG Micro Drill Bit 3300073 has a 0.73 mm diameter, 140° 4-facet point, TiAlN coating, and regular spiral flute design. It is made of solid carbide and is manufactured by OSG. These specs suit high-speed drilling of hard materials up to 850 °C.

Where to buy the OSG Micro Drill Bit 3300073 worldwide?

3G Electric supplies the OSG Micro Drill Bit 3300073 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 OSG solid carbide micro drill bit.

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

Select the OSG micro drill bit based on hole diameter, material hardness, and required surface finish. For hardened steels, the 0.73 mm TiAlN-coated bit with a 140° 4-facet point reduces thrust and improves chip evacuation. Always match flute design (regular spiral) to your drilling depth and machine rigidity.

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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