BITUMASTIC 300M 1.25 GL KIT|COAL TAR EPOXY BLACK|Bitumastic 300M is a renowned high-build coal tar epoxy that protects steel and concrete in single or two-coat applications. It can be used in a broad variety of aggressive industrial applications. It offers excellent chemical, corrosion and abrasion resistance, with a build up to 35 mils (875 microns) in a single coat.