OSG Square End Mill: Carbide, TiAlN Coated, 2 Flute, 3.5 mm Mill Dia, 12 mm LOC
The OSG Square End Mill is a general purpose carbide square end mill, TiAlN coated, with 2 flutes, a 3.5 mm mill diameter, 12 mm length of cut, and 51 mm overall length (MPN HP421-1378). 3G Electric interprets this…
SKU 3G-OTH-272533
Also listed as: HP4211378 · HP421 1378
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.
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Product Description
The OSG Square End Mill is a general purpose carbide square end mill, TiAlN coated, with 2 flutes, a 3.5 mm mill diameter, 12 mm length of cut, and 51 mm overall length (MPN HP421-1378). 3G Electric interprets this demand and sources the genuine OSG tool, backed by specialist expertise across 14 industrial departments.
Frequently Asked Questions
What is OSG HP421-1378 square end mill used for?
The OSG HP421-1378 is a general-purpose carbide square end mill used for slotting, profiling, and contouring in ferrous and non-ferrous materials. Its TiAlN coating and 2-flute design suit high-speed machining in industrial manufacturing, tool and die, and automotive applications.
What are the specifications of OSG HP421-1378?
The OSG HP421-1378 has a 3.5 mm mill diameter, 12 mm length of cut, 51 mm overall length, 2 flutes, and a TiAlN coating. It is made of carbide and is designed for general-purpose milling. The manufacturer part number is HP421-1378.
Where to buy OSG HP421-1378 worldwide?
3G Electric supplies the OSG HP421-1378 square end mill worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiAlN-coated carbide end mill.
How to select the right OSG square end mill for your application?
Select an OSG square end mill based on material, coating, flute count, and diameter. For general-purpose milling in steel or stainless steel, a TiAlN-coated 2-flute design like HP421-1378 provides good chip evacuation and heat resistance. Match length of cut to your depth requirements.
Used in
Common applications for OSGOSG 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.
