Asphalt Crack Filling Machines- what sealant to use for asphalt cracks ,Asphalt crack filling machines for repairing cracks onl asphalt surfaces. Use a crack sealer machine to apply crack filler. Ships quickly. includes a warranty. ... Get the job done right with our industry-leading asphalt crack filling equipment.How to Seal and Protect Your Driveway - Popular Mechanics · An asphalt driveway is an investment that's well worth protecting. A little time spent patching and sealing can extend the life of the blacktop and …