Bondo Glazing And Spot Putty, Fills Pinholes, Scratches, Minor Dings & Hairline Cracks, 4.5 Oz, 1 Tube. Special Feature One-part nitrocellulose glazing and spot putty, quick drying, minimal shrinkage, superior flexibility One-part nitrocellulose glazing and spot putty, quick drying, minimal shrinkage, superior flexibility.