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OSG Square End Mill: Carbide, TiAlN Coated, 2 Flute, 3/8" Mill Dia, 1" LOC - General Purpose Carbide Square End Mills
OSGGeneral Purpose Carbide Square End Mills

OSG Square End Mill: Carbide, TiAlN Coated, 2 Flute, 3/8" Mill Dia, 1" LOC

The OSG Square End Mill is a general purpose carbide square end mill, TiAlN coated, with 2 flutes, a 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length (MPN HP421-3750). 3G Electric interprets your…

SKU 3G-OTH-271747

Also listed as: HP4213750 · HP421 3750

Brand
OSG
Item
Square End Mill: Carbide, TiAlN Coated, 2 Flute, 3/8" Mill Dia, 1" LOC
Category
General Purpose Carbide Square End Mills
Available to Order
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Technical specs
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

OSG
Manufacturer Part Number
HP421-3750
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 Square End Mill is a general purpose carbide square end mill, TiAlN coated, with 2 flutes, a 3/8" mill diameter, 1" length of cut, and 2-1/2" overall length (MPN HP421-3750). 3G Electric interprets your demand for this OSG tool and delivers it across 14 industrial departments — with specialist depth in combustion, pumps and controls as a trust anchor, not a limit.

Frequently Asked Questions

What is OSG HP421-3750 square end mill used for?

The OSG HP421-3750 is a general purpose carbide square end mill used for slotting, profiling, and contouring in ferrous and non-ferrous materials. Its TiAlN coating provides heat resistance for dry or wet machining. 3G Electric supplies this tool across 14 industrial departments, including machining and metalworking.

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

The OSG HP421-3750 is a 3/8" diameter, 2-flute, TiAlN coated carbide square end mill with 1" length of cut and 2-1/2" overall length. It is designed for general purpose milling. 3G Electric sources this genuine OSG tool for worldwide delivery, handling logistics and customs.

Where to buy OSG HP421-3750 end mill worldwide?

3G Electric supplies the OSG HP421-3750 carbide end mill to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance for international orders. Contact us for availability and lead time on this genuine OSG square end mill.

How to select the right OSG end mill for my application?

Select an OSG end mill based on material, coating, flute count, and diameter. For general purpose milling of steel or stainless, the TiAlN coated 2-flute HP421-3750 works well. 3G Electric’s specialists can help interpret your machining requirements and source the correct OSG tool for your operation.

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 carbide square 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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Cross-referenced by specification & description
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