KEO Countersink: 90°, 3 Flute, 1 1/2 in Body Dia, 3/4 in Shank
SKU 3G-OTH-184902
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Frequently Asked Questions
What is a KEO 90° countersink used for?
A KEO 90° countersink creates a conical recess for flat-head screws or deburrs holes in metal. This 3-flute cobalt model is designed for general-purpose machining, providing clean, chatter-free finishes on steel, stainless, and non-ferrous materials.
What are the specifications of the KEO 917-000-211 countersink?
The KEO 917-000-211 is a 90° countersink with 3 flutes, 1 1/2 in body diameter, and 3/4 in shank diameter. It is made from cobalt steel for heat resistance and durability. The brand is KEO, and the MPN is 917-000-211.
Where to buy KEO countersinks worldwide?
3G Electric supplies KEO countersinks worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this 90°, 3-flute cobalt countersink to your facility. Contact us for pricing and lead time.
How to select the right KEO countersink for your application?
Match the countersink angle (90° for flat-head screws) and body diameter to your hole size. For hard materials like stainless steel, choose cobalt or carbide. KEO’s 3-flute design reduces vibration. Confirm shank diameter fits your toolholder before ordering.
Used in
Common applications for KEOKEO Products
3G Electric supplies KEO general purpose three-flute countersinks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.















