... urethanes, polysulfides, silicones, acrylics, methacrylates How to use caulking gun? Instructions:1, Open the swfit of handle and then pull the rack ... to reach the maximum.2, Put into ... original location.5, Remove the cartridge, then to repeat the above operation. Suggested Use Materials:· Epoxies, Acrylics, Silicones, Polyesters.· Epoxy ...