KEO Countersink: 90°, 1 Flute, 1 1/4 in Body Dia, 3/4 in Shank

This KEO countersink creates clean 90° chamfers and countersinks in metal, plastic, and composite materials. Its single-flute design and AlTiN coating reduce chatter and heat buildup, making it ideal for production machining, deburring, and preparing holes for flat-head fasteners in industrial applications.

The KEO 919-002-349 is a 90° single-flute countersink with a 1 1/4 in body diameter and a 3/4 in shank. It is made from AlTiN coated carbide for extended tool life and heat resistance. This fast-cutting design is suited for high-speed machining of ferrous and non-ferrous materials.

3G Electric supplies the KEO 919-002-349 countersink 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 expertise across 14 industrial departments.

Match the countersink body diameter to your fastener head size and the shank to your toolholder. For hard materials like stainless steel, choose AlTiN coated carbide for heat resistance. Single-flute designs like this KEO model are best for fast, chatter-free cutting in production environments. Always verify RPM and feed rates per material.