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OSG Micro Drill Bit: 1.78 mm, 140° 4-Facet Point - Solid Carbide Micro Drill Bits
OSGSolid Carbide Micro Drill Bits

OSG Micro Drill Bit: 1.78 mm, 140° 4-Facet Point

The OSG Micro Drill Bit (MPN 3300178) is a solid carbide micro drill bit with a 1.78 mm diameter, 140° 4-Facet Point, and TiAlN coating. It features a Regular Spiral flute design and a decimal equivalent of 0.0701…

SKU 3G-OTH-202711

Brand
OSG
Item
Micro Drill Bit: 1.78 mm, 140° 4-Facet Point
Category
Solid Carbide Micro Drill Bits
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Technical Specifications

OSG
Manufacturer Part Number
3300178
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Micro Drill Bit (MPN 3300178) is a solid carbide micro drill bit with a 1.78 mm diameter, 140° 4-Facet Point, and TiAlN coating. It features a Regular Spiral flute design and a decimal equivalent of 0.0701. This product is designed for precision drilling applications.

Frequently Asked Questions

What is the OSG Micro Drill Bit 3300178 used for?

The OSG Micro Drill Bit 3300178 is used for precision drilling in industrial machining applications. Its 1.78 mm diameter, 140° 4-Facet Point, and TiAlN-coated carbide construction deliver accurate holes in hardened steels and abrasive materials, commonly in mold, die, and aerospace component manufacturing.

What are the specifications of the OSG Micro Drill Bit 3300178?

The OSG Micro Drill Bit 3300178 has a 1.78 mm diameter, a 140° 4-Facet Point, TiAlN coating, and a Regular Spiral flute design. Its decimal equivalent is 0.0701. The solid carbide body provides rigidity for micro-drilling operations in demanding materials.

Where to buy the OSG Micro Drill Bit 3300178 worldwide?

3G Electric supplies the OSG Micro Drill Bit 3300178 to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this precision tool to your facility. Contact us for a quote and delivery lead time to your region.

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 the 3300178, the 1.78 mm diameter and 140° point suit general-purpose micro-drilling in steels. Match the TiAlN coating to abrasive materials and ensure your spindle speed and feed rate align with OSG's recommendations for solid carbide tools.

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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