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OSG HP421-3750-BN Carbide Ball End Mill - Carbide Ball End Mills for Stainless Steel & Super Alloys
OSGCarbide Ball End Mills for Stainless Steel & Super Alloys

OSG HP421-3750-BN Carbide Ball End Mill

The OSG HP421-3750-BN is a carbide ball end mill with TiAlN coating, 2 flutes, 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length. Designed for stainless steel and super alloys, this tool is part of 3G…

SKU 3G-OTH-220817

Also listed as: HP4213750BN · HP421 3750 BN

Brand
OSG
Item
HP421-3750-BN Carbide Ball End Mill
Part Number
HP421-3750-BN
Category
Carbide Ball End Mills for Stainless Steel & Super Alloys
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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
HP421-3750-BN
Type
TiAlN Coated
Mill Dia
3/8"
OAL
2-1/2"
Flute
2
LOC
1"

Technical Documents

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

Product Description

The OSG HP421-3750-BN is a carbide ball end mill with TiAlN coating, 2 flutes, 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length. Designed for stainless steel and super alloys, this tool is part of 3G Electric's industrial supply across 14 departments, with specialist depth in cutting tools and machining.

Frequently Asked Questions

What is the OSG HP421-3750-BN ball end mill used for?

This OSG carbide ball end mill is designed for precision contouring, slotting, and profiling in stainless steel and super alloys. Its TiAlN coating and 2-flute geometry provide heat resistance and chip evacuation, making it suitable for aerospace, medical, and mold-making applications.

What are the specifications of the OSG HP421-3750-BN ball end mill?

The OSG HP421-3750-BN is a carbide ball end mill with TiAlN coating, 2 flutes, 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length. It is engineered for stainless steel and super alloys, offering durability and precision in demanding machining operations.

Where to buy the OSG HP421-3750-BN ball end mill worldwide?

3G Electric supplies the OSG HP421-3750-BN ball end mill worldwide. As a global industrial equipment distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on this OSG cutting tool.

How to select the right OSG ball end mill for stainless steel?

For stainless steel, choose a carbide ball end mill with TiAlN coating like the OSG HP421-3750-BN. Match the mill diameter and length of cut to your workpiece geometry. Use 2-flute designs for chip clearance in slotting, and ensure your machine spindle speed and feed rate align with OSG's recommendations.

Used in

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General engineering job shops — OSG micro drill bits for small-diameter hole drilling in mild steel and alloy steel parts
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OSG Products

3G Electric supplies OSG carbide ball end mills for stainless steel & super alloys. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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