Free Shipping On Orders Above $199 in the Continental USA*

Diamond Chamfer Cone Duo Pack - Coney Island Combo

The Calidad Coney Island Chamfer Cone Duo Pack addresses the challenging task of refining edges and enlarging holes on hard surfaces with ease. Designed for precision and efficiency, this chamfering toolkit is essential for anyone looking to enhance their craftsmanship in installations or creative projects. It stands as a critical addition to any professional or DIY enthusiast's toolbox, providing solutions that streamline and improve the finishing process in various materials.
Save to wishlist
  • Description
  • Applications
  • Use-Cases
  • Tech Specs


Calidad Diamond Chamfer Cone Duo Pack: Professional Polishing, Carving, and Shaping Solutions.

Experience unparalleled perfection in cleaning up or enlarging hole edges in hard surfaces, such as those in toilet flanges and shower valves. This indispensable tool is a game-changer for refining or shaping any curve that requires grinding.

Elevate your craftsmanship with the Calidad Diamond Chamfer Cone Duo Pack, featuring two best-selling diamond cones in two versatile sizes to cater to all your polishing, carving, and shaping needs. 

This premium set includes the following professional-grade tools:


Diamond Chamfer Cone 35mm-75mm "Big Boy"

The "Big Boy" is a highly versatile tool designed for a wide range of applications, including polishing, stone carving, hollow tangent, shaping, trimming, and enlarging holes. Its precision-engineered diamond surface excels at working with inside radius corners and is ideal for use on hard materials such as porcelain, hard ceramics, granite, marble, and stone.


Diamond Chamfer Cone 2mm-38mm "Baby Cone"

The "Baby Cone" is a compact and highly efficient tool, perfect for coping, trimming, milling, shaping, beveling, and enlarging holes in tiles and other materials. Its diamond-coated surface ensures a smooth, beautiful hole finish, while its ability to clean inside radius corners and remove chips makes it an invaluable addition to your tool collection.

The Calidad Diamond Chamfer Cone Duo Pack offers unparalleled performance and durability, making it the perfect choice for professionals and DIY enthusiasts alike. Experience the difference in quality and precision with these exceptional diamond tools, designed to elevate your craft to new heights.

A lifesaver for any curve that needs grinding. 


Disclaimer: These products are not for drilling. These are designed for beveling and cleaning hard surface holes, and reinforcing /cleaning chipped borders.





  • Enlarging holes in granite countertops to ensure a snug fit for kitchen fixtures.


  • Sculpting marble with precision for artistic and decorative pieces.


  • Achieving a smooth, beveled edge on ceramic tiles for a professional finish.


  • Detailed coping and trimming within tight radius corners of porcelain basins.


  • Refining the edges of toilet flanges and shower valves for a perfect fit.


  • Polishing and shaping hard materials like granite, marble, and ceramics.

  • Technology: Vacuum brazed for superior performance and speed.

  • Materials: High-quality raw materials and advanced manufacturing for enhanced durability.

  • Diamond Concentration: High industrial diamond density for optimal strength and lifespan.

  • Construction: Durable premium metal/steel build.

  • Balance: Perfect weight ratio for ease of use.

  • Compatibility: Designed for grinders with a 5/8"-11 thread.

  • Recommended Speed: 11,500 RPM or lower for optimal finish and tool longevity.