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OSG Micro Drill Bit: 2.77 mm, 140° 4-Facet Point - Solid Carbide Micro Drill Bits
OSGSolid Carbide Micro Drill Bits

OSG Micro Drill Bit: 2.77 mm, 140° 4-Facet Point

The OSG Micro Drill Bit (MPN 48172277) is a solid carbide micro drill bit with a 2.77 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and is identified by attribute 0.1091.

SKU 3G-OTH-202850

Brand
OSG
Item
Micro Drill Bit: 2.77 mm, 140° 4-Facet Point
Category
Solid Carbide Micro Drill Bits
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Technical Specifications

OSG
Manufacturer Part Number
48172277

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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The OSG Micro Drill Bit (MPN 48172277) is a solid carbide micro drill bit with a 2.77 mm diameter, 140° 4-facet point, and TiAlN coating. It features a regular spiral flute design and is identified by attribute 0.1091.

Frequently Asked Questions

What is the OSG Micro Drill Bit 48172277 used for?

The OSG Micro Drill Bit 48172277 is used for precision drilling in hardened steels, stainless steels, and other tough materials. Its 140° 4-facet point and TiAlN coating reduce thrust and improve chip evacuation, making it ideal for high-accuracy micro-hole applications in mold, die, and aerospace industries.

What are the specifications of the OSG Micro Drill Bit 48172277?

The OSG Micro Drill Bit 48172277 has a 2.77 mm diameter, 140° 4-facet point, and TiAlN-coated carbide construction. It features a regular spiral flute design and is identified by attribute 0.1091. This solid carbide micro drill bit is designed for high-speed, precise drilling in demanding materials.

Where to buy the OSG Micro Drill Bit 48172277 worldwide?

3G Electric supplies the OSG Micro Drill Bit 48172277 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision micro drill bit.

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

Selecting the right OSG micro drill bit depends on material hardness, hole depth, and required tolerance. For hardened steels, choose a TiAlN-coated bit like the 48172277 with a 140° point to reduce thrust. For softer materials, a standard point angle may suffice. Consult OSG's technical data or contact 3G Electric for application guidance.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Micro Drill Bit: 2.27 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172227)
OSG
OSG Micro Drill Bit: 2.27 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172227)
OSG Micro Drill Bit: 2.72 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172272)
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OSG Micro Drill Bit: 2.72 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172272)
OSG Micro Drill Bit: 2.73 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172273)
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OSG Micro Drill Bit: 2.73 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172273)
OSG Micro Drill Bit: 2.69 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172269)
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OSG Micro Drill Bit: 2.69 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172269)
OSG Micro Drill Bit: 2.89 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172289)
OSG
OSG Micro Drill Bit: 2.89 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172289)
OSG Micro Drill Bit: 2.39 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172239)
OSG
OSG Micro Drill Bit: 2.39 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172239)

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Solid carbide micro drill bit with a 3.32 mm diameter, 140° 4-facet point, and TiAlN coating. Features a regular spiral flute design. Suitable for precision drilling in hardened steels, stainless steels, and other tough materials in micro-machining applications
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OSG Micro Drill Bit: 1.77 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 3300177)
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OSG Micro Drill Bit: 2.76 mm, 140° 4-Facet Point, TiAlN-Coated Carbide (MPN 48172276)