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KEO 1-1/8" High-Speed Steel Keyseat Milling Cutter - High-Speed Steel Keyseat Milling Cutters
KEOHigh-Speed Steel Keyseat Milling Cutters

KEO 1-1/8" High-Speed Steel Keyseat Milling Cutter

The KEO Standard Keyseat Cutter is a high-speed steel milling cutter with a straight tooth design, ANSI # 609, featuring a 1-1/8" diameter and 3/16" thickness (MPN 943-000-209). 3G Electric interprets customer demand…

SKU 3G-OTH-315645

Also listed as: 943000209 · 943 000 209

Brand
KEO
Item
1-1/8" High-Speed Steel Keyseat Milling Cutter
Part Number
943-000-209
Category
High-Speed Steel Keyseat Milling Cutters
Available to Order
Also known as:943-000-209KEO
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Technical Specifications

KEO
Manufacturer Part Number
943-000-209
Type
Straight Tooth, ANSI # 609
Dia
1-1/8"
Thick
3/16"

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

Product Description

The KEO Standard Keyseat Cutter is a high-speed steel milling cutter with a straight tooth design, ANSI # 609, featuring a 1-1/8" diameter and 3/16" thickness (MPN 943-000-209). 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 a KEO Standard Keyseat Cutter used for?

A KEO Standard Keyseat Cutter is a high-speed steel milling tool used to cut keyways and keyseats in shafts and hubs for power transmission assemblies. It is common in machining, automotive, and industrial maintenance applications where precise, straight-sided slots are required.

What are the specifications of the KEO 943-000-209 keyseat cutter?

The KEO 943-000-209 is a high-speed steel, straight-tooth keyseat cutter with a 1-1/8" diameter and 3/16" thickness. It conforms to ANSI # 609 standard. This cutter is designed for milling keyways in steel and other materials, offering durability and consistent cutting geometry.

Where to buy KEO keyseat cutters worldwide?

3G Electric supplies KEO keyseat cutters, including the 943-000-209, to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. As a global industrial solutions provider, we source genuine KEO tooling and support your procurement with technical guidance.

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

Select a KEO keyseat cutter by matching the cutter diameter to the shaft size and the cutter thickness to the key width. For a 1-1/8" shaft, a 3/16" thick cutter like the ANSI # 609 is typical. Always verify the keyway dimensions per your application's tolerance and material hardness.

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 high-speed steel 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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