Precision Tools for Clean, Tapered Holes

Countersinks are specialized cutting tools designed to create conical holes for flathead screws and bolts. These tools are essential for producing clean, tapered holes that allow screws to sit flush with or below the surface of the material. Countersinks are widely used in various industries to improve the fit and finish of assembled parts.

Product Features

  • Precision Tapering: Designed to create accurate and consistent conical holes, ensuring a perfect fit for flathead screws and bolts.
  • High-Quality Materials: Made from durable carbide to withstand demanding machining environments and extend tool life.
  • Variety of Angles: Available in different angles to match various screw head designs, including 60°, 82°, 90°, 100°, and 120°.
  • Sharp Cutting Edges: Equipped with sharp cutting edges to produce clean and burr-free holes.
  • Multiple Flute Options: Available in various flute configurations to optimize performance for specific materials and cutting conditions. Also available in single or double-end versions.


Aerospace Manufacturing: Creating precise countersunk holes in aircraft panels and structural components for flush-mounted fasteners, enhancing aerodynamic efficiency.

Automotive Industry: Countersinking holes in engine components, body panels, and interior parts to ensure fasteners sit flush, improving both functionality and aesthetics.

Electronics Manufacturing: Countersinking holes in electronic device enclosures and circuit boards to allow fasteners to sit flush, providing a sleek and secure finish.

Construction: Preparing countersunk holes in building materials such as metal, wood, and composites for secure and smooth installation of fasteners in structures and fixtures.

Why GWS?

Precision Manufacturing: Our countersinks are manufactured to the highest standards, ensuring accuracy and consistency.

Rigorous Quality Control: Our tools undergo stringent quality control processes to ensure they meet the highest standards of precision, durability, and performance

Customization Options: We offer custom solutions to meet specific needs, ensuring the right tool for every application.

Durability: Built to last, our tools provide excellent value through extended tool life and reduced downtime.

Expert Support: Our team of Design Engineers and Application Specialists across North America provide comprehensive support, from tool selection to application advice.

Customer-Centric Approach: We prioritize customer satisfaction with tailored solutions and responsive service.

Sustainable Practices: Committed to sustainability, we utilize eco-friendly manufacturing processes and materials to reduce environmental impact.