KEO Standard Keyseat Cutter: High Speed Steel, Straight Tooth, LH, 5/16" Dia
SKU 3G-OTH-315439
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Frequently Asked Questions
What is a KEO standard keyseat cutter used for?
A KEO standard keyseat cutter is a left-hand, high-speed steel milling tool used to cut keyways and keyseats in shafts and hubs for power transmission applications. It is commonly used in machining, automotive, and industrial maintenance to create precise slots for keys that secure gears, pulleys, and couplings.
What are the specifications of the KEO 943-000-624 keyseat cutter?
The KEO 943-000-624 is a left-hand, straight-tooth keyseat cutter with a 5/16" diameter, 3/32" thickness, and 8 teeth. It is made of high-speed steel (HSS) and has the part number 302-1/2. This cutter is designed for milling keyways in steel and other materials.
Where to buy KEO keyseat cutters worldwide?
3G Electric supplies KEO keyseat cutters like the 943-000-624 to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your facility. Contact us for pricing and lead time on this left-hand HSS cutter.
How to select the correct keyseat cutter size?
To select the correct keyseat cutter, match the cutter diameter to the keyway width required for your shaft or bore. For example, a 5/16" diameter cutter like the KEO 943-000-624 cuts a 3/32" thick keyseat. Always verify the shaft keyseat depth and tolerance per your application's specifications.
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3G Electric supplies KEO left-hand 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.















