SI200 Skeleton Industrial Gun is a 10 oz. , contractor, heavy-duty grade caulk gun suitable for higher viscosity products. This caulk gun features the patented dripless mechanism that stops the flow of caulk after use. - * Rugged construction * Engineered ergonomic grip * Reduces stress in hand and arm * Rotating barrel - Recommended Uses: Ideal for use with silicone, latex, elastomerics, construction, drywall, sub-floor adhesives, polyurethanes and rubber compounds.