To meet your Swiss screw machine, micromachining, and precision machining requirements, we have an extensive materials list of metals and plastic and are a leader in production parts made of very hard materials, adept at providing solutions to every wear requirement. Keep in mind that material choice/availability is subject to part geometry.

Metals and Plastics

  • Aluminum
  • Alumel
  • Arcap
  • Beryllium
  • BeCu
  • Brass
  • Bronze
  • Carbon Steel
  • Chromel
  • Cobalt
  • Constantan

  • Copper
  • Ferro-Nickel
  • Invar
  • Kovar
  • Phosphorous Bronze
  • Plastic
  • PTFE
  • Stainless Steel
  • Sterling Silver
  • Titanium

Hard Materials:

  • Alumina
  • Boron Carbide
  • Glass/Ceramics
  • Ruby/Sapphire
  • Silicon Carbide


  • Silicon Nitride
  • Tungsten Carbide
  • Zerodur
  • Zirconia

Precision machining specialist, CSI Group, is a manufacturer and distributor of high-quality, custom-designed components and assemblies for your very specific requirements. From high-performance connectors and precision-turned components to fiber optics and watches or for firearm components, CSI Group puts its 30 years of precision components experience at your fingertips.

With our years of experience and valued partners, all leaders in the high-quality precision component manufacturing segment, we can easily deliver the customized parts and precision components best suited for you. Our experienced engineering team is ready to work with you to find the best 1 source solution for your needs. Contact CSI to get the conversation started.