KEO Countersink: 110°, 1 Flute, 3/4 in Body Dia
SKU 3G-OTH-185730
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Frequently Asked Questions
What is a KEO 55454 countersink used for?
The KEO 55454 is a fast-cutting single-flute countersink designed for deburring and chamfering holes in metal. Its 110° included angle and cobalt construction make it suitable for hard materials like stainless steel and tool steel in machining and fabrication applications.
What are the specifications of the KEO 55454 countersink?
The KEO 55454 is a 110° single-flute countersink with a 3/4 in body diameter, made from cobalt steel. It is designed for fast cutting and is commonly used in CNC and manual milling operations. The manufacturer part number is 55454.
Where to buy KEO 55454 countersink worldwide?
3G Electric supplies the KEO 55454 countersink worldwide, handling full logistics and customs clearance. As a global industrial solutions provider, we source and deliver genuine KEO cutting tools to support your machining operations across 14 industrial departments.
How to select the right countersink for hard materials?
For hard materials like stainless steel, choose a cobalt or carbide countersink with a single flute for chip clearance. The KEO 55454’s 110° angle suits standard countersinking. Ensure the body diameter matches your hole size and that the tool is sharp to prevent chatter.
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Common applications for KEOKEO Products
3G Electric supplies KEO fast-cutting single-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















