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KEO Carbide Keyseat Milling Cutter - Carbide Keyseat Milling Cutters
KEOCarbide Keyseat Milling Cutters

KEO Carbide Keyseat Milling Cutter

The KEO Small Keyseat Cutter is a carbide keyseat milling cutter with a straight tooth design, 5/16" diameter, 3/32" thickness, and 8 teeth (MPN 943-000-399). 3G Electric interprets demand for this cutting tool…

SKU 3G-OTH-304854

Also listed as: 943000399 · 943 000 399

Brand
KEO
Item
Carbide Keyseat Milling Cutter
Part Number
943-000-399
Category
Carbide Keyseat Milling Cutters
Available to Order
Also known as:943-000-399KEO
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Technical Specifications

KEO
Manufacturer Part Number
943-000-399
Type
Straight Tooth
Dia
5/16"
Thick
3/32"
Tooth
8

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

Product Description

The KEO Small Keyseat Cutter is a carbide keyseat milling cutter with a straight tooth design, 5/16" diameter, 3/32" thickness, and 8 teeth (MPN 943-000-399). 3G Electric interprets demand for this cutting tool across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as a trust anchor.

Frequently Asked Questions

What is a KEO small keyseat cutter used for?

A KEO small keyseat cutter is a carbide milling tool used to cut precise keyways or keyseats in shafts and hubs for power transmission applications. It is commonly used in machining, automotive, and industrial maintenance to create slots for keys that lock rotating components.

What are the specifications of the KEO 943-000-399 keyseat cutter?

The KEO 943-000-399 is a carbide, straight-tooth keyseat cutter with a 5/16" diameter, 3/32" thickness, and 8 teeth. It is designed for milling keyways in metal parts and is suitable for use with standard milling machines and arbor setups.

Where to buy KEO keyseat cutters worldwide?

3G Electric supplies KEO keyseat cutters like the 943-000-399 to customers worldwide. We handle full logistics, customs clearance, and delivery to your location. Contact us for pricing and lead time on this carbide keyseat cutter.

How to select the right KEO keyseat cutter for a keyway?

Select a KEO keyseat cutter based on the keyway width (cutter thickness) and shaft diameter. For a 5/16" diameter cutter with 3/32" thickness, match the thickness to the key width and ensure the cutter diameter clears the shaft bore. Use a straight tooth design for general keyway milling.

Used in

Common applications for KEO
General machining — KEO single-flute countersinks for deburring and chamfering holes in steel and aluminum.
Automotive repair — KEO 82° countersinks for creating seats for flathead screws in engine and chassis components.
Aerospace manufacturing — KEO TiAlN-coated carbide countersinks for precision chamfering of fastener holes in hard alloys.
MRO operations — KEO left-hand keyseat cutters for milling keyways in shafts during equipment repair.
Metal fabrication — KEO 90° countersinks for chamfering plate and structural steel before welding.
Machine shop — KEO 100° countersinks for deburring cross-drilled holes in hydraulic manifolds.
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KEO Products

3G Electric supplies KEO carbide keyseat milling cutters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Carbide keyseat milling cutter with straight tooth design. 3/16" diameter, 1/32" thickness, 6 teeth. Used for cutting keyways and keyseats in shafts and hubs in metalworking and maintenance applications
KEO
Carbide keyseat milling cutter with straight tooth design. 3/16" diameter, 1/32" thickness, 6 teeth. Used for cutting keyways and keyseats in shafts and hubs in metalworking and maintenance applications

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