OSG Square End Mill: Carbide, 2 Flute, 10 mm Mill Dia, 25 mm LOC, 70 mm OAL (MPN 402-3937)
SKU 3G-OTH-271929
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Frequently Asked Questions
What is an OSG square end mill used for?
An OSG square end mill is used for general-purpose milling operations such as slotting, profiling, and contouring in metalworking. Its square tip creates sharp 90° corners, making it ideal for machining keyways, pockets, and flat-bottomed cavities in ferrous and non-ferrous materials.
What are the specifications of the OSG 402-3937 end mill?
The OSG 402-3937 is a carbide square end mill with 2 flutes, a 10 mm mill diameter, 25 mm length of cut, and 70 mm overall length. It is designed for general-purpose machining and is suitable for use on CNC and manual milling machines.
Where to buy OSG end mills worldwide?
3G Electric supplies OSG end mills worldwide, handling full logistics and customs clearance. As a global industrial sourcing partner, we provide genuine OSG cutting tools like the 402-3937 to customers across 14 industrial departments, ensuring reliable delivery to your facility.
How to select the right OSG end mill for your application?
To select the right OSG end mill, match the mill diameter and length of cut to your workpiece geometry and depth requirements. For general-purpose milling, a 2-flute carbide design like the 402-3937 offers good chip evacuation and finish. Consult OSG's application data for material-specific speeds and feeds.
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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.















