plastic caulking gun 600ml 1:1,caulking tool Two-component plastic caulking gun Cartridge: 600ml (1:1) ... 600ml 1:1, plastic caulking gun, caulking tool, dispensing gun Description: CG-600-1-1 Two-component plastic ... Silicones, Polyesters. · Epoxy Acrylates, Hybrids, Urethanes. · Polysulfides, foams, Polymers, polyureas How to use caulking gun? Instructions:1, Open the swfit of handle and ...