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KEO Standard Keyseat Cutter: Cobalt, Straight Tooth, 5/8" Dia, 1/8" Thick, ANSI # 405 - Cobalt Keyseat Milling Cutters
KEOCobalt Keyseat Milling Cutters

KEO Standard Keyseat Cutter: Cobalt, Straight Tooth, 5/8" Dia, 1/8" Thick, ANSI # 405

The KEO Standard Keyseat Cutter is a cobalt keyseat milling cutter, straight tooth, ANSI # 405, with a 5/8" diameter, 1/8" thickness, and 10 teeth (MPN 943-000-657). 3G Electric sources this genuine industrial…

SKU 3G-OTH-307417

Brand
KEO
Item
Standard Keyseat Cutter: Cobalt, Straight Tooth, 5/8" Dia, 1/8" Thick, ANSI # 405
Category
Cobalt Keyseat Milling Cutters
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Technical Specifications

KEO
Manufacturer Part Number
943-000-657
Type
Straight Tooth, ANSI # 405
Dia
5/8"
Thick
1/8"
Tooth
10
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KEO Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The KEO Standard Keyseat Cutter is a cobalt keyseat milling cutter, straight tooth, ANSI # 405, with a 5/8" diameter, 1/8" thickness, and 10 teeth (MPN 943-000-657). 3G Electric sources this genuine industrial cutting tool across 14 departments, with specialist expertise in combustion, pumps, and controls as an authorised distributor.

Frequently Asked Questions

What is a KEO Standard Keyseat Cutter used for?

A KEO Standard Keyseat Cutter is used for milling keyways and slots in shafts and hubs for mechanical power transmission. It is commonly applied in industrial maintenance, machine tooling, and gear manufacturing where precise, straight-sided keyseat profiles are required.

What are the specifications of the KEO Standard Keyseat Cutter 943-000-657?

The KEO Standard Keyseat Cutter model 943-000-657 has a 5/8" diameter, 1/8" thickness, straight tooth design, and 10 teeth. It is made of cobalt steel and conforms to ANSI # 405. This cutter is designed for cutting keyseats in steel and other ferrous materials.

Where to buy KEO Standard Keyseat Cutters worldwide?

You can source KEO Standard Keyseat Cutters worldwide through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to your location. Contact us for availability and lead time on the KEO 943-000-657 or other ANSI # 405 cutters.

How to select the right KEO Keyseat Cutter for a keyway?

Select a KEO Keyseat Cutter by matching the cutter diameter and thickness to the keyway width and depth required. For a 1/8" keyway, use a 1/8" thick cutter like the 943-000-657. Ensure the cutter's tooth count and material (cobalt) suit the workpiece hardness and machine spindle speed.

Used in

Common applications for KEO
Metalworking — KEO plain-tip center drills for creating accurate starting points in lathe operations
Automotive manufacturing — KEO bell-tip center drills for countersinking holes in engine components
Aerospace machining — KEO radius-tip center drills for reducing stress risers in critical parts
General machining — KEO keyseat cutters for milling keyways in shafts and gears
Tool and die making — KEO TiN-coated center drills for extended tool life in hardened steels
Precision engineering — KEO cobalt center drills for high-temperature alloy applications

KEO Products

3G Electric supplies KEO cobalt 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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