... (1:1) 600ml 1:1, plastic caulking gun, caulking tool, dispensing gun Description: CG-600-1-1 Two-component plastic caulking ... Hybrids, Urethanes. · Polysulfides, foams, Polymers, polyureas How to use caulking gun? Instructions:1, Open the swfit of handle and then pull ... Put into two-companent impression material cartridge.3, Promote the trigger to make the impression material come out smoothly from the ...