Sinking
Harvey Performance Company brands offer specialized sinking tools designed for accuracy and repeatability in countersinking, chamfering, and deburring operations—delivering clean finishes and precise geometries every time.
Sinking Tools for Accurate Countersinking, Chamfering, and Deburring
Harvey Performance Company brands offer precision-engineered sinking tools designed for accurate and repeatable results in countersinking, chamfering, and deburring operations. Our tools are crafted to deliver clean, smooth finishes and precise geometries, ensuring high-quality edge preparation in a variety of materials. With advanced geometries and coatings, our sinking tools are built to minimize tool wear, reduce cycle times, and improve overall efficiency in high-volume production environments. Whether you’re working with metals, plastics, or composites, trust our sinking tools to enhance part integrity and achieve consistent, reliable results every time.
North America

Combination Drills and Counterbores
Harvey Tool offers high-performance sinking tools that deliver exceptional precision and reliability across a variety of materials. Engineered to provide clean, accurate finishes, their tools ensure smooth, precise results in even the most demanding applications. With a focus on durability and consistent performance, Harvey Tool’s sinking tools are perfect for industries requiring high-quality holemaking with tight tolerances.

Combination Drills and Countersinks
Titan USA’s sinking tools are designed to perform with precision and efficiency, providing high-quality results across a wide range of materials. Known for their durability and reliable performance, Titan’s tools ensure consistent, smooth finishes and are ideal for applications in MRO, light manufacturing, and general machining, where accuracy and efficiency are paramount.

Composite Drill Reamers and Countersinks
CoreHog offers advanced sinking tools engineered for challenging materials such as composites and tough alloys. These tools are built to provide fast material removal while maintaining precision and excellent surface finishes, making them ideal for industries working with high-performance materials. CoreHog’s sinking tools offer exceptional durability and performance, ensuring reliable results in demanding holemaking applications.

Combination Drill Countersinks and Counterbores
Valor Holemaking provides high-performance sinking tools designed for accuracy and efficiency across various materials. Their tools ensure smooth finishes and consistent results, even in tough alloys like titanium. With a focus on durability and performance, Valor’s sinking tools are perfect for industries requiring high-quality holemaking that meets stringent demands for precision and productivity.
Europe / Rest of World

Countersinks, Counterbores, and Subland/Stubland Drills
Karnasch is recognized for its high-quality tools in sinking operations, offering a comprehensive range of countersinks, counterbores, subland drills, countersink sets, and various supporting accessories. Their tools are designed to provide precision and efficiency in creating smooth, accurate holes and recesses across a wide variety of materials. Karnasch’s commitment to performance and durability ensures that their sinking tools meet the demanding requirements of both general and specialized applications.
