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OSG 4420900 General Purpose Cobalt Roughing End Mill - General Purpose Cobalt Roughing End Mills
OSGGeneral Purpose Cobalt Roughing End Mills

OSG 4420900 General Purpose Cobalt Roughing End Mill

OSG General Purpose Cobalt Roughing End Mills.

SKU 3G-OTH-269207

Brand
OSG
Item
4420900 General Purpose Cobalt Roughing End Mill
Category
General Purpose Cobalt Roughing End Mills
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
4420900

Technical Documents

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

Product Description

OSG General Purpose Cobalt Roughing End Mills.

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 4420900 roughing end mill used for?

The OSG 4420900 is a general purpose cobalt roughing end mill used for heavy material removal in machining operations. Its 8-flute design and 2-inch diameter make it suitable for roughing ferrous metals in industrial manufacturing, tool and die, and mold making applications.

What are the specifications of the OSG 4420900 end mill?

The OSG 4420900 is a cobalt roughing end mill with 8 flutes, a 2-inch mill diameter, 4-inch length of cut, and 7-3/4-inch overall length. It is designed for general purpose roughing in metalworking. 3G Electric supplies this genuine OSG tool worldwide.

Where to buy the OSG 4420900 roughing end mill worldwide?

3G Electric supplies the genuine OSG 4420900 roughing end mill to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this cobalt end mill.

How to select the right roughing end mill for steel?

Select a roughing end mill based on material hardness, required stock removal rate, and machine rigidity. For steel, cobalt grades like OSG's 4420900 offer heat resistance and durability. Match flute count and diameter to your operation. 3G Electric can help source the correct tool.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
This OSG roughing end mill is made from cobalt steel for use in heavy material removal operations. It features 8 flutes, a 2-inch mill diameter, 4-inch length of cut, and 6-1/2-inch overall length. Designed for general-purpose roughing of steel, stainless steel, and cast iron in milling applications
OSG
This OSG roughing end mill is made from cobalt steel for use in heavy material removal operations. It features 8 flutes, a 2-inch mill diameter, 4-inch length of cut, and 6-1/2-inch overall length. Designed for general-purpose roughing of steel, stainless steel, and cast iron in milling applications
This OSG roughing end mill is made from cobalt steel for use in aggressive material removal on steel, stainless steel, and ferrous alloys. The 4-flute design provides efficient chip evacuation and reduced cutting forces during roughing operations. With a 5/16" mill diameter, 3/4" length of cut, and 2-1/2" overall length, it is suited for general-purpose machining applications
OSG
This OSG roughing end mill is made from cobalt steel for use in aggressive material removal on steel, stainless steel, and ferrous alloys. The 4-flute design provides efficient chip evacuation and reduced cutting forces during roughing operations. With a 5/16" mill diameter, 3/4" length of cut, and 2-1/2" overall length, it is suited for general-purpose machining applications
Cobalt roughing end mill with 8 flutes, 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length. Designed for heavy material removal in general-purpose roughing operations on steel, stainless steel, and cast iron. Suitable for applications requiring high stock removal in mold, die, and aerospace machining
OSG
Cobalt roughing end mill with 8 flutes, 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length. Designed for heavy material removal in general-purpose roughing operations on steel, stainless steel, and cast iron. Suitable for applications requiring high stock removal in mold, die, and aerospace machining
This OSG cobalt roughing end mill is designed for heavy material removal in industrial machining. Its 6-flute geometry promotes efficient chip evacuation and reduced vibration during roughing operations. Suitable for ferrous metals and high-temperature alloys, it is commonly used in mold, die, and aerospace applications
OSG
This OSG cobalt roughing end mill is designed for heavy material removal in industrial machining. Its 6-flute geometry promotes efficient chip evacuation and reduced vibration during roughing operations. Suitable for ferrous metals and high-temperature alloys, it is commonly used in mold, die, and aerospace applications
This OSG cobalt roughing end mill is designed for heavy material removal in industrial machining operations. With 8 flutes, a 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length, it is suited for roughing on steel, stainless steel, and other ferrous alloys, providing efficient chip evacuation and reduced cutting forces
OSG
This OSG cobalt roughing end mill is designed for heavy material removal in industrial machining operations. With 8 flutes, a 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length, it is suited for roughing on steel, stainless steel, and other ferrous alloys, providing efficient chip evacuation and reduced cutting forces
This OSG cobalt roughing end mill is designed for heavy material removal in industrial milling operations. With 8 flutes, a 2-inch mill diameter, 8-inch length of cut, and 11-3/4-inch overall length, it is suited for roughing applications on steel, stainless steel, and cast iron
OSG
This OSG cobalt roughing end mill is designed for heavy material removal in industrial milling operations. With 8 flutes, a 2-inch mill diameter, 8-inch length of cut, and 11-3/4-inch overall length, it is suited for roughing applications on steel, stainless steel, and cast iron

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Cobalt roughing end mill with 6 flutes and fine-pitch geometry for aggressive material removal in ferrous metals. Mill diameter 1-1/4", length of cut 2", overall length 4-1/2". Suitable for roughing passes in general metalworking applications
OSG
Cobalt roughing end mill with 6 flutes and fine-pitch geometry for aggressive material removal in ferrous metals. Mill diameter 1-1/4", length of cut 2", overall length 4-1/2". Suitable for roughing passes in general metalworking applications
This OSG roughing end mill is made of cobalt with a TiCN coating and fine pitch design. It has 4 flutes, a 5/16" mill diameter, and a 1-3/8" length of cut. Suitable for general purpose roughing operations in ferrous metals, it is used in milling applications for material removal
OSG
This OSG roughing end mill is made of cobalt with a TiCN coating and fine pitch design. It has 4 flutes, a 5/16" mill diameter, and a 1-3/8" length of cut. Suitable for general purpose roughing operations in ferrous metals, it is used in milling applications for material removal
This OSG roughing end mill is made of cobalt steel and features 6 flutes with a 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length. Designed for aggressive material removal in ferrous metals, it is suitable for CNC and manual milling machines. The tool leaves a rough surface finish that is later refined with a finishing end mill, commonly used in mold making, die work, and general industrial machining
OSG
This OSG roughing end mill is made of cobalt steel and features 6 flutes with a 2-inch mill diameter, 6-inch length of cut, and 9-3/4-inch overall length. Designed for aggressive material removal in ferrous metals, it is suitable for CNC and manual milling machines. The tool leaves a rough surface finish that is later refined with a finishing end mill, commonly used in mold making, die work, and general industrial machining
Cobalt roughing end mill with 3/4" diameter, 4 flutes, and fine pitch. Length of cut is 3", overall length 5-1/4". Designed for high material removal rates in ferrous materials, leaving a rough surface for subsequent finishing
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Cobalt roughing end mill with 3/4" diameter, 4 flutes, and fine pitch. Length of cut is 3", overall length 5-1/4". Designed for high material removal rates in ferrous materials, leaving a rough surface for subsequent finishing
Cobalt high-speed steel roughing end mill with 4 flutes and fine-pitch geometry. Mill diameter 1/2", length of cut 2", overall length 4". Designed for aggressive material removal in general machining applications on ferrous metals, stainless steel, and high-temperature alloys
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Cobalt high-speed steel roughing end mill with 4 flutes and fine-pitch geometry. Mill diameter 1/2", length of cut 2", overall length 4". Designed for aggressive material removal in general machining applications on ferrous metals, stainless steel, and high-temperature alloys
This general purpose cobalt roughing end mill features a TiAlN coating and fine pitch geometry. With a 3/4" mill diameter and 3/4" length of cut, it is suited for aggressive material removal in machining operations on steels and alloys. The 3-flute design promotes efficient chip evacuation and reduced cutting forces during roughing passes
OSG
This general purpose cobalt roughing end mill features a TiAlN coating and fine pitch geometry. With a 3/4" mill diameter and 3/4" length of cut, it is suited for aggressive material removal in machining operations on steels and alloys. The 3-flute design promotes efficient chip evacuation and reduced cutting forces during roughing passes
This OSG roughing end mill is made from cobalt for heat resistance and features a fine pitch design with 6 flutes. It has a 1-1/2" mill diameter, 5" length of cut, and 7-1/2" overall length. Suitable for high-speed material removal in machining operations on steel and other metals
OSG
This OSG roughing end mill is made from cobalt for heat resistance and features a fine pitch design with 6 flutes. It has a 1-1/2" mill diameter, 5" length of cut, and 7-1/2" overall length. Suitable for high-speed material removal in machining operations on steel and other metals
This OSG roughing end mill is made of cobalt steel and features 6 flutes. It has a 2-inch mill diameter, 8-inch length of cut, and 11-3/4-inch overall length. Designed for heavy material removal in ferrous metals and high-temperature alloys, it is suitable for rough profiling and slotting operations in CNC and manual milling machines
OSG
This OSG roughing end mill is made of cobalt steel and features 6 flutes. It has a 2-inch mill diameter, 8-inch length of cut, and 11-3/4-inch overall length. Designed for heavy material removal in ferrous metals and high-temperature alloys, it is suitable for rough profiling and slotting operations in CNC and manual milling machines