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OSG Roughing End Mill: Cobalt, TiCN Coated, 4 Flute, Fine Pitch, 3/4" Mill Dia - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG Roughing End Mill: Cobalt, TiCN Coated, 4 Flute, Fine Pitch, 3/4" Mill Dia

The OSG Roughing End Mill is a general-purpose cobalt end mill with TiCN coating, fine pitch, and 4 flutes. It has a 3/4" mill diameter, 4" length of cut, and 6-1/4" overall length (MPN 4551608). 3G Electric…

SKU 3G-OTH-269276

Brand
OSG
Item
Roughing End Mill: Cobalt, TiCN Coated, 4 Flute, Fine Pitch, 3/4" Mill Dia
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
4551608
Type
TiCN Coated, Fine Pitch
Mill Dia
3/4"
OAL
6-1/4"
Flute
4
LOC
4"

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 end mill with TiCN coating, fine pitch, and 4 flutes. It has a 3/4" mill diameter, 4" length of cut, and 6-1/4" overall length (MPN 4551608). 3G Electric interprets your demand for this cutting tool, sources it from OSG, and supports your machining operations across 14 industrial departments.

Frequently Asked Questions

What is the OSG 4551608 roughing end mill used for?

The OSG 4551608 roughing end mill is used for heavy material removal in general-purpose machining of steel and alloys. Its TiCN coating and fine-pitch geometry suit roughing passes on CNC mills, reducing cycle time while maintaining tool life in industrial manufacturing.

What are the specifications of the OSG 4551608 roughing end mill?

The OSG 4551608 is a 3/4" diameter cobalt roughing end mill with TiCN coating, 4 flutes, fine pitch, 4" length of cut, and 6-1/4" overall length. It is designed for general-purpose roughing in ferrous materials, offering heat resistance and wear durability.

Where to buy the OSG 4551608 roughing end mill worldwide?

You can source the OSG 4551608 roughing end mill through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring reliable supply for your machining operations.

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

Select an OSG roughing end mill based on material hardness, required stock removal, and machine rigidity. For general steel roughing, the 4551608 with TiCN coating and fine pitch offers good chip evacuation. Match flute count and coating to your workpiece to optimize tool life and surface finish.

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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