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OSG Square End Mill: Cobalt, TiN Coated, 4 Flute, 3/4" Mill Dia, 1-5/8" LOC - General Purpose Cobalt Square End Mills
OSGGeneral Purpose Cobalt Square End Mills

OSG Square End Mill: Cobalt, TiN Coated, 4 Flute, 3/4" Mill Dia, 1-5/8" LOC

The OSG Square End Mill is a general-purpose cobalt square end mill, TiN coated, with 4 flutes, a 3/4" mill diameter, 1-5/8" LOC, and 3-7/8" OAL (MPN 5403105). 3G Electric interprets customer demand and delivers this…

SKU 3G-OTH-270348

Brand
OSG
Item
Square End Mill: Cobalt, TiN Coated, 4 Flute, 3/4" Mill Dia, 1-5/8" LOC
Category
General Purpose Cobalt Square End Mills
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OSG
Manufacturer Part Number
5403105
Type
TiN Coated
Mill Dia
3/4"
OAL
3-7/8"
Flute
4
LOC
1-5/8"

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 cobalt square end mill, TiN coated, with 4 flutes, a 3/4" mill diameter, 1-5/8" LOC, and 3-7/8" OAL (MPN 5403105). 3G Electric interprets customer demand and delivers this genuine industrial cutting tool across 14 departments — and far more — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is the OSG 5403105 square end mill used for?

The OSG 5403105 is a general purpose cobalt square end mill used for milling slots, profiling, and contouring in ferrous and non-ferrous materials. Its TiN coating reduces friction and extends tool life in machining operations across industrial manufacturing.

What are the specifications of the OSG 5403105 end mill?

The OSG 5403105 is a 3/4" diameter, 4-flute, TiN-coated cobalt square end mill with a 1-5/8" length of cut and 3-7/8" overall length. It is designed for general purpose milling in steel, stainless steel, and cast iron.

Where to buy the OSG 5403105 end mill worldwide?

3G Electric supplies the OSG 5403105 end mill worldwide. As a global industrial sourcing partner, we handle logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this TiN-coated cobalt square end mill.

How to select the correct OSG end mill for your application?

Select an OSG end mill based on material hardness, required finish, and machine rigidity. For general purpose steel milling, the 5403105 with TiN coating and 4 flutes offers good chip evacuation and tool life. Match flute count to material type and operation speed.

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 cobalt 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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OSG Square End Mill: Cobalt, TiN Coated, 4 Flute, 3/4" Mill Dia, 1-5/8" LOC, 3-5/8" OAL (MPN 5401505)
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