It depends on what you are doing. Anything I have seen on a concrete floor in a shop comes off w/chemicals used there(brakleen,carb cleaner,thinner, brake fluid). I have found nearly nothing will stand up to lacquer thinner. Brian


My \'64\'s in the Gallery
Pictures in my Photobucket
1964 C10 Custom Cab 350/700R4
1964 Suburban 350/700R4
1979 Ford F350 4x4 400/c6