OSG Roughing End Mill: Cobalt, TiAlN Coated, 3 Flute, Fine Pitch, 3/4" Mill Dia
The OSG Roughing End Mill is a general purpose cobalt end mill with TiAlN coating, fine pitch, and 3 flutes. It has a 3/4" mill diameter and 3/4" LOC (MPN 4551211). 3G Electric interprets customer demand and delivers…
SKU 3G-OTH-268999
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
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Product Description
The OSG Roughing End Mill is a general purpose cobalt end mill with TiAlN coating, fine pitch, and 3 flutes. It has a 3/4" mill diameter and 3/4" LOC (MPN 4551211). 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments, with specialist depth in machining and controls.
Frequently Asked Questions
What is the OSG 4551211 roughing end mill used for?
The OSG 4551211 is a general-purpose cobalt roughing end mill with TiAlN coating, designed for aggressive material removal in machining operations on steels and alloys. Its fine-pitch, 3-flute geometry provides efficient chip evacuation and reduced cutting forces, making it suitable for roughing passes in industrial manufacturing.
What are the specifications of the OSG 4551211 end mill?
The OSG 4551211 has a 3/4" mill diameter, 3/4" length of cut (LOC), 3 flutes, and a TiAlN coating with fine pitch. It is made from cobalt high-speed steel for heat resistance and durability. The manufacturer part number is 4551211, and it is classified as a general-purpose roughing end mill.
Where to buy the OSG 4551211 roughing end mill worldwide?
3G Electric supplies the OSG 4551211 roughing end mill to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this TiAlN-coated cobalt end mill.
How to select the right roughing end mill for steel?
For roughing steel, choose a cobalt or carbide end mill with a TiAlN coating for heat resistance. The OSG 4551211 with 3/4" diameter and fine pitch is effective for aggressive cuts. Match flute count to material hardness—3 flutes balance chip removal and strength. Always verify shank compatibility with your machine tool holder.
Used in
Common applications for OSGOSG 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.
