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OSG Square End Mill: Carbide, WXL Coated, 4 Flute, 7.5 mm Mill Dia, 24 mm LOC - Carbide Square End Mills for Hardened Materials
OSGCarbide Square End Mills for Hardened Materials

OSG Square End Mill: Carbide, WXL Coated, 4 Flute, 7.5 mm Mill Dia, 24 mm LOC

SKU 3G-OTH-309472

Brand
OSG
Item
Square End Mill: Carbide, WXL Coated, 4 Flute, 7.5 mm Mill Dia, 24 mm LOC
Category
Carbide Square End Mills for Hardened Materials
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Technical Specifications

OSG
Manufacturer Part Number
37420009
Type
WXL Coated
Mill Dia
7.5 mm
OAL
70 mm
Flute
4
LOC
24 mm
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Technical Documents

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

Frequently Asked Questions

What is OSG 37420009 square end mill used for?

The OSG 37420009 is a carbide square end mill with WXL coating, designed for machining hardened materials. Its 4-flute geometry and 7.5 mm diameter provide efficient chip evacuation and precision finishing in tool steel, die, and mold applications across industrial sectors.

What are the specifications of OSG 37420009 square end mill?

This OSG square end mill has a 7.5 mm mill diameter, 24 mm length of cut (LOC), and 70 mm overall length (OAL). It features 4 flutes with WXL coating on a carbide body, optimized for hardened materials. The manufacturer part number is 37420009.

Where to buy OSG 37420009 square end mill worldwide?

3G Electric supplies the OSG 37420009 square end mill to customers 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 WXL-coated carbide end mill.

How to select the right OSG square end mill for hardened steel?

For hardened steel, choose a carbide end mill with appropriate coating like OSG's WXL. Match the mill diameter to your feature size and ensure the length of cut (LOC) exceeds your depth of cut. The 4-flute design balances chip evacuation and surface finish. Confirm shank compatibility with your holder.

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 carbide square end mills for hardened materials. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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