• Special tool design
  • Jig manufacture
  • Knurl to be chiseled (straight and slanted)
  • Ultrasonic cleaning
  • Circular engraving
  • Flat engraving
  • Bead blasting
  • Sand blasting
  • Dash polishing
  • Polishing
  • Broaching (blind hole)(Sackloch)
  • Slot-broaching (passage)
  • Welding
  • Brazing
  • Leak testing (inflation pressure 20 bar)