Final Sale 1″-90 Degree 3 Flute Countersink HSS 1/2″ Round Shank DEWCSK1-90

Industrial-grade countersinks designed for precision chamfering and screw seating in metalworking environments. These tools are optimized for machine shop use with standard shank interfaces and robust HSS construction.

Specs

Diameter: 1 inch

Included angle: 90 degrees

Flutes: 3

Shank size: 1/2 inch Round Shank

Material: HSS

Features

3-flute design enables efficient chip clearance and smooth cutting in metalworking operations.

90° countersink angle yields standard flush seating for screws and improves chamfer consistency.

High-Speed Steel (HSS) construction provides wear resistance suitable for typical machine shop speeds.

Round shank supports reliable clamping in drill chucks and toolholding systems.

Applications: Countersinking drilled holes in metal plates and components; deburring edges; preparing fastener seating surfaces for flush screw heads.