The Bülte range of cup washers is extensive: finishing washers, Insulating Cup washers, in black or white polyamide, for countersunk or pan head screws...
The plastic metric finishing washer is an excellent way of distributing the pressure applied by the screws on the support, but also of protecting the screw heads, while adding an aesthetic touch to your finishes.
The ideal element for your joinery assemblies, the Bülte Nylon finishing washer is also recommended in the mechanical, plumbing and electrical sectors... Made from natural polyamide, it provides good electrical insulation and absorbs shocks and vibrations.