Introduction to SPMS

Location SPMS
Grind Master

Leading provider of superfinishing solutions for automotive powertrain applications. ​

Based at Evry, France, SPMS is a premier manufacturer and supplier of superfinishing machines for critical powertrain components. Till date, SPMS has supplied 500+ machines to major OEMs and Tier 1 suppliers of automotive components across the world. SPMS has a well-equipped after sales service network to provide support across all machine installations.


  • 1974 – 2008 – Supramatic CMA/CMV/CMC Series Machines​ More than 200 Machines in Operation in Leading French​ Automotive Industries​
  • 009 – 2016 – Revived SPMS with New Management. Focus on CMA for Transmission Products and Retools
  • 2017 – Strategic Partnership with Grind Master Global Group​
  • 2016 – 2017 – Development of NEXT Generation Flexible​ Microfinishing Machine CMX500​
  • 2018 – 2019 – Development of NEXT Generation Crankshaft​
    Microfinishing Machine CMX600Cr
  • 2019 – 2020 – Planned Development of NEXT Generation Camshaft Microfinishing Machine CMX600Ca

Patented Technologies

  • Replace honing stones for internal bore finishing with tape
  • Integrate deburring into Superfinishing processes
  • Introduce self-centering 3-shoe crankshaft finishing 
  • Adapt tape & shoe applications