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OSG Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 1" Mill Dia, 1" LOC - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 1" Mill Dia, 1" LOC

The OSG Roughing End Mill is a general-purpose cobalt roughing end mill with a 1" mill diameter, 1" length of cut, and 3-3/4" overall length. It features a fine-pitch design with 3 flutes (MPN 4205700). 3G Electric…

SKU 3G-OTH-269023

Brand
OSG
Item
Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 1" Mill Dia, 1" LOC
Category
General Purpose Cobalt Roughing End Mills
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
4205700
Type
Fine Pitch
Mill Dia
1"
OAL
3-3/4"
Flute
3
LOC
1"

Technical Documents

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

Product Description

The OSG Roughing End Mill is a general-purpose cobalt roughing end mill with a 1" mill diameter, 1" length of cut, and 3-3/4" overall length. It features a fine-pitch design with 3 flutes (MPN 4205700). 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the OSG 4205700 roughing end mill used for?

The OSG 4205700 is a general-purpose cobalt roughing end mill used for aggressive material removal in machining operations. Its fine-pitch design and 3-flute geometry make it suitable for roughing ferrous and non-ferrous metals, providing efficient chip evacuation and reduced cutting forces in industrial milling applications.

What are the specifications of the OSG 4205700 roughing end mill?

The OSG 4205700 is a 3-flute, fine-pitch cobalt roughing end mill with a 1" mill diameter, 1" length of cut (LOC), and 3-3/4" overall length (OAL). It is designed for general-purpose roughing and is manufactured by OSG under part number 4205700.

Where to buy the OSG 4205700 roughing end mill worldwide?

You can source the OSG 4205700 roughing end mill through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring you receive the correct OSG part for your machining needs.

How to select the correct OSG roughing end mill for your application?

To select the correct OSG roughing end mill, match the mill diameter and length of cut to your workpiece geometry. For general-purpose roughing, the 4205700 with 1" diameter and 1" LOC suits medium-duty cuts. Consider material hardness and machine rigidity; cobalt construction offers heat resistance for tougher alloys.

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 general purpose cobalt roughing end mills. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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OSG Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 1" Mill Dia, 1" LOC, 3-1/2" OAL (MPN 4205600)
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OSG Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 5/8" Mill Dia, 5/8" LOC, 2-3/4" OAL (MPN 4205300)
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OSG Roughing End Mill: Cobalt, 3 Flute, Fine Pitch, 5/8" Mill Dia, 5/8" LOC, 2-3/4" OAL (MPN 4205300)

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