Genuine 1″-100 Degree 3 Flute Countersink HSS 1/2″ Round Shank DEWCSK1-100

Industrial countersink tooling for precise hole preparation in metal fabrication and machining. These high-speed steel countersinks are designed for round-shank integration and consistent chamfer quality.

Specs

Countersink diameter: one inch

Shank diameter: one-half inch

Flutes: 3

Included angle: one hundred degrees

Material grade: HSS

Features

3-flute geometry facilitates efficient chip evacuation and smooth surface finish on countersinks

High-Speed Steel construction provides wear resistance and elevated hot hardness for repeated use in metal fabrication

Round shank design supports compatibility with standard 1/2 inch collets and drill chucks

100 degrees included angle standardizes seating for flat-head fasteners and consistent chamfer depth

Industry use cases include hole chamfering in sheet metal, structural plate, automotive assemblies, and general industrial fabrication