Used for 400ml (two component) dual-cartridge epoxy, dispensing manually; Mixed atuomatically, convenient to use Used for 400ml (two component) dual-cartridge epoxy.Dispensing manually.Mixed atuomatically, ... ;Mixed automatically, convenient to use.58106400ml Dual-Cartridge Dispensing GunUsed for 400ml (two component) dual-cartridge epoxy, dispensing manually;Mixed atuomatically, convenient to ...