Our expertise and know-how allow us to offer you the manufacture of free-cutting parts for the demanding automotive and heavy goods vehicle sector. Our competitiveness allows us to constantly increase our international market share.

An international specialist in the manufacture of parts for cars and trucks

60% turnover in the auto sector//70% auto turnover internationally

10 to 60 mm in diameter

We manufacture parts for various applications such as parts for electric and hybrid motors, knock sensors, parts for braking systems, hydraulic circuits, or gearboxes.

Some examples of machined parts in our workshops:

  • Spacers
  • Connectors/connectors with seals
  • Stoppers
  • Nuts
  • Rings
  • Dampers
  • Valves
    • Washers
    • Tubes
    • Inserts
    • Pistons
    • Sprinklers

Our workshop and our production machines allow us to position ourselves on medium and mass production generally ranging from 2,000 pieces to 15M pieces.

Our machined materials for automotive sector

We machine all types of materials such as steel, stainless steel, aluminum, or brass.

Discover our machined materials:

Steel parts

  • 11SMnPb37/ 1.0737/ S300Pb
  • 11SMn37/ 1.0736 /S300
  • 11SMnPb30/ 1.0718/ S250Pb

Aluminium parts

  • EN AW-6060
  • EN AW-2030
  • EN AW-2011
  • EN AW-7075
  • EN AW-6082
  • EN AW-6064
  • EN AW-6026

Our production machines for automotive sector

We have 3 different types of machines in our workshops to offer you all free-cutting solutions.

Our two-spindle CNC machines can machine standard sizes starting from 1,000 pieces.

Our traditional multi-spindles and digitally controlled multi-spindles allow us to offer you the mass production of 100,000 pieces and more.

fabrication pièce usinage secteur énergie

Quality at MONNET for the machining of automotive parts

Certified IATF 16949 and ISO 14001, a standard dedicated to the automotive industry and an environmental standard, we are able to meet the highest demands in terms of quality, price, and lead time.

Our quality culture allows us to guarantee you zero-defect quality. Thanks to our optimized internal processes and our control equipment, we offer 100% traceability and security of parts.

We have a quality laboratory equipped with 3D machines, video Keyences, contour graphs, round tests, and ATEC machines.

Our additional services in-house

We offer the assembly of components (seals) directly in our workshops.

En partenariat avec nos fournisseurs locaux nous vous proposons des opérations de traitements de surface tel que :

  • Anodisation
  • Chromage dur
  • Tribofinition


Our additional external services

For an impeccable finish or to improve the mechanical characteristics of your low-cut parts, we offer additional operations in thermal or surface treatments thanks to our local partners.

Surface treatment operations:

  • Hard chromium plating
  • Zinc plating
  • Anodizing

Heat treatment operations:

  • Quenching
  • Carbonitriding