We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

OSG Square End Mill: Cobalt, Double End, 3 Flute, 1/2" Mill Dia, 1" LOC - Double-End Cobalt Square End Mills
OSGDouble-End Cobalt Square End Mills

OSG Square End Mill: Cobalt, Double End, 3 Flute, 1/2" Mill Dia, 1" LOC

The OSG Square End Mill is a double-end cobalt end mill with three flutes, a 1/2" mill diameter, 1" length of cut, and 4-1/8" overall length (MPN 5321100). 3G Electric sources this genuine OSG tool alongside cutting…

SKU 3G-OTH-232288

Brand
OSG
Item
Square End Mill: Cobalt, Double End, 3 Flute, 1/2" Mill Dia, 1" LOC
Category
Double-End Cobalt Square End Mills
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

OSG
Manufacturer Part Number
5321100
Type
Double End
Mill Dia
1/2"
OAL
4-1/8"
Flute
3
LOC
1"

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The OSG Square End Mill is a double-end cobalt end mill with three flutes, a 1/2" mill diameter, 1" length of cut, and 4-1/8" overall length (MPN 5321100). 3G Electric sources this genuine OSG tool alongside cutting tools from brands like Kennametal and Sandvik Coromant, backed by specialist support across machining and 14 other industrial departments.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is an OSG square end mill used for?

An OSG square end mill is used for general-purpose milling, profiling, and slotting in metalworking. The double-end cobalt design provides extended tool life when machining ferrous materials like steel and stainless steel. 3G Electric supplies this and other OSG cutting tools globally.

What are the specifications of the OSG 5321100 end mill?

The OSG 5321100 is a double-end cobalt square end mill with a 1/2" mill diameter, 1" length of cut (LOC), and 4-1/8" overall length (OAL). It has 3 flutes and is designed for efficient chip evacuation in ferrous machining applications.

Where to buy OSG end mills in worldwide?

3G Electric supplies OSG end mills worldwide, handling full logistics and customs clearance for international orders. As a global industrial sourcing partner, we provide genuine OSG cutting tools like the 5321100 double-end cobalt square end mill to customers across multiple industries.

How to select the right OSG end mill for steel?

For steel, choose a cobalt or carbide end mill with adequate flute count and coating. The OSG 5321100 double-end cobalt square end mill with 3 flutes suits general-purpose milling of ferrous materials. Match mill diameter and length of cut to your workpiece geometry and machine rigidity.

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

Compatible alternatives & equivalents

Cross-referenced by specification & description
OSG Square End Mill: Cobalt, Double End, 3 Flute, 1/4" Mill Dia, 5/8" LOC, 3-3/8" OAL (MPN 5320300)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 1/4" Mill Dia, 5/8" LOC, 3-3/8" OAL (MPN 5320300)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 5/16" Mill Dia, 3/4" LOC, 3-1/2" OAL (MPN 5320400)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 5/16" Mill Dia, 3/4" LOC, 3-1/2" OAL (MPN 5320400)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 5/8" Mill Dia, 1-3/8" LOC, 5" OAL (MPN 5322100)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 5/8" Mill Dia, 1-3/8" LOC, 5" OAL (MPN 5322100)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 3/4" Mill Dia, 1-5/8" LOC, 5-5/8" OAL (MPN 5323100)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 3/4" Mill Dia, 1-5/8" LOC, 5-5/8" OAL (MPN 5323100)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 1" Mill Dia, 1-7/8" LOC, 6-3/8" OAL (MPN 5325100)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 1" Mill Dia, 1-7/8" LOC, 6-3/8" OAL (MPN 5325100)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 3/16" Mill Dia, 1/2" LOC, 3-1/4" OAL (MPN 5320200)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 3/16" Mill Dia, 1/2" LOC, 3-1/4" OAL (MPN 5320200)

More from OSG

View all OSG parts
OSG Square End Mill: Cobalt, Double End, 2 Flute, 6 mm Mill Dia, 1/2" LOC, 79.3 mm OAL (MPN 5820400)
OSG
OSG Square End Mill: Cobalt, Double End, 2 Flute, 6 mm Mill Dia, 1/2" LOC, 79.3 mm OAL (MPN 5820400)
OSG Square End Mill: Cobalt, Double End, 2 Flute, 22 mm Mill Dia, 39.68 mm LOC, 139.7 mm OAL (MPN 5824100)
OSG
OSG Square End Mill: Cobalt, Double End, 2 Flute, 22 mm Mill Dia, 39.68 mm LOC, 139.7 mm OAL (MPN 5824100)
OSG Square End Mill: Cobalt, Double End, 4 Flute, 1/16" Mill Dia, 0.177" LOC, 2-1/4" OAL (MPN 5677200)
OSG
OSG Square End Mill: Cobalt, Double End, 4 Flute, 1/16" Mill Dia, 0.177" LOC, 2-1/4" OAL (MPN 5677200)
OSG Square End Mill: Cobalt, Double End, 3 Flute, 7/8" Mill Dia, 1-7/8" LOC, 6-1/8" OAL (MPN 5324100)
OSG
OSG Square End Mill: Cobalt, Double End, 3 Flute, 7/8" Mill Dia, 1-7/8" LOC, 6-1/8" OAL (MPN 5324100)
OSG Square End Mill: Cobalt, Double End, 2 Flute, 13 mm Mill Dia, 28.57 mm LOC, 114.3 mm OAL (MPN 5821200)
OSG
OSG Square End Mill: Cobalt, Double End, 2 Flute, 13 mm Mill Dia, 28.57 mm LOC, 114.3 mm OAL (MPN 5821200)
OSG Square End Mill: Cobalt, TiN Coated, Double End, 4 Flute, 7/8" Mill Dia, 1-7/8" LOC, 6-1/8" OAL (MPN 5424105)
OSG
OSG Square End Mill: Cobalt, TiN Coated, Double End, 4 Flute, 7/8" Mill Dia, 1-7/8" LOC, 6-1/8" OAL (MPN 5424105)
OSG Square End Mill: Cobalt, TiN Coated, Double End, 4 Flute, 3/8" Mill Dia, 3/4" LOC, 3-1/2" OAL (MPN 5420505)
OSG
OSG Square End Mill: Cobalt, TiN Coated, Double End, 4 Flute, 3/8" Mill Dia, 3/4" LOC, 3-1/2" OAL (MPN 5420505)
OSG Square End Mill: Cobalt, Double End, 2 Flute, 1/32" Mill Dia, 3/64" LOC, 2" OAL (MPN 5627000)
OSG
OSG Square End Mill: Cobalt, Double End, 2 Flute, 1/32" Mill Dia, 3/64" LOC, 2" OAL (MPN 5627000)