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OSG Roughing End Mill: High Speed Steel, TiN Coating, 4 Flute, 3/4" Mill Dia - General Purpose High-Speed Steel Roughing End Mills
OSGGeneral Purpose High-Speed Steel Roughing End Mills

OSG Roughing End Mill: High Speed Steel, TiN Coating, 4 Flute, 3/4" Mill Dia

SKU 3G-OTH-243972

Brand
OSG
Item
Roughing End Mill: High Speed Steel, TiN Coating, 4 Flute, 3/4" Mill Dia
Category
General Purpose High-Speed Steel Roughing End Mills
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Technical Specifications

OSG
Manufacturer Part Number
6900905
Type
TiN Coating
Mill Dia
3/4"
OAL
3 7/8"
Flute
4
LOC
1-5/8"
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OSG Products
3G Electric (S) Pte. Ltd. — Singapore

Frequently Asked Questions

What is OSG roughing end mill used for?

This OSG roughing end mill is used for high-speed material removal in machining operations. Its TiN coating and 4-flute design suit general-purpose roughing on steel and alloys, delivering efficient chip evacuation and extended tool life across industrial manufacturing.

What are the specifications of OSG roughing end mill 6900905?

The OSG 6900905 roughing end mill has a 3/4" mill diameter, 1-5/8" length of cut, and 3 7/8" overall length. It is made of high-speed steel with a TiN coating and 4 flutes, designed for general-purpose roughing applications.

Where to buy OSG roughing end mill 6900905 worldwide?

3G Electric supplies the OSG 6900905 roughing end mill worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this TiN-coated, 4-flute HSS tool to your facility, ensuring you get the right cutting tool for your machining needs.

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

Select an OSG roughing end mill based on material hardness and cut depth. For general steel roughing, a TiN-coated HSS tool like the 6900905 with 4 flutes balances chip load and heat resistance. Match mill diameter to your operation's stepover and slot width for optimal performance.

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 high-speed steel roughing 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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