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OSG Roughing End Mill: Carbide, TiAlN Coated, 4 Flute, 3/8" Mill Dia, 1" LOC - Square Carbide Roughing End Mills for Steel & Cast Iron
OSGSquare Carbide Roughing End Mills for Steel & Cast Iron

OSG Roughing End Mill: Carbide, TiAlN Coated, 4 Flute, 3/8" Mill Dia, 1" LOC

The OSG HP400-3750 is a 3/8" carbide roughing end mill with TiAlN coating, 4 flutes, 1" LOC, and 2-1/2" OAL, designed for steel and cast iron. 3G Electric interprets this demand and delivers the genuine OSG tool…

SKU 3G-OTH-293169

Also listed as: HP4003750 · HP400 3750

Brand
OSG
Item
Roughing End Mill: Carbide, TiAlN Coated, 4 Flute, 3/8" Mill Dia, 1" LOC
Category
Square Carbide Roughing End Mills for Steel & Cast Iron
Available to Order
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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
HP400-3750
Type
TiAlN Coated
Mill Dia
3/8"
OAL
2-1/2"
Flute
4
LOC
1"

Technical Documents

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

Product Description

The OSG HP400-3750 is a 3/8" carbide roughing end mill with TiAlN coating, 4 flutes, 1" LOC, and 2-1/2" OAL, designed for steel and cast iron. 3G Electric interprets this demand and delivers the genuine OSG tool, backed by specialist sourcing across 14 industrial departments.

Frequently Asked Questions

What is the OSG HP400-3750 roughing end mill used for?

The OSG HP400-3750 is a square carbide roughing end mill designed for aggressive material removal in steel and cast iron. Its TiAlN coating and 4-flute geometry make it suitable for high-speed machining in automotive, mold, and general metalworking applications.

What are the specifications of the OSG HP400-3750 end mill?

This OSG roughing end mill has a 3/8" mill diameter, 1" length of cut (LOC), and 2-1/2" overall length (OAL). It is made of carbide with a TiAlN coating and has 4 flutes. The manufacturer part number is HP400-3750.

Where to buy the OSG HP400-3750 roughing end mill worldwide?

3G Electric supplies the OSG HP400-3750 roughing end mill to customers worldwide. As a global industrial distributor, we handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time.

How to select the right OSG roughing end mill for steel?

For steel roughing, choose a carbide end mill with a TiAlN coating like the OSG HP400-3750 for heat resistance and wear life. Match the mill diameter and length of cut to your workpiece geometry. Use a 4-flute design for balanced chip evacuation 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 square carbide roughing end mills for steel & cast iron. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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