Septone's Blade Putty is a heavy bodied single pack nitrocellulose based putty for a variety of automotive and industrial uses. It's suitable for use under acrylic paints. It is designed to fill scratches and minor indentations and smooth out surface flaws in vehicle bodywork. It exhibits excellent adhesion and featheredging whilst sanding; and it is compatible with Septone Primer Surfacer or Primer Filler. What's great is that Septone's Blade Putty is supplied ready for use, apply by using a glazing knife or plastic putty bat.