... drying, sand-ability, adhesion and storage stabilit M28# Polyester Resin for Body Filler, Car putty (paste)DESCRIPTION: M28# is an unsaturated ... shrinkage.Offer good adhesive properties.Good air-drying.Excellent flexibilitySUGGESTED USES: Car repair Body filler, heavy vehicle putty, machine tool ... . It should only be used by trained professionals. Resin for body filler, car putty (paste), poly putty