Manufacturer of overmolding screws, overmoulding inserts and spacers

BM-Boulonnerie manufactures steel, stainless steel, aluminium overmoulding screws to customer plans.

Several forms of head can be made according to their application:

  • hexagonal,
  • cross,
  • square,
  • knurled.


Cold form manufacturing of overmoulding inserts and overmolding spacers makes it possible to form shapes with good tightening torque, at low cost. We can bring our experience for your shapes to overmould or inject.

Overmolding insert examples:


Contact us for you needs in overmoulding inserts, screw to overmold,… We’ll show you some standard samples and options available to comply with your requirements.