Caulking Gun,Manual caulking/silicone guns are essential for applying sealing or bonding agents. Most commonly associated with tile work, caulk guns are also used to seal pipes, buildings and even concrete structures against water, air, dust and insects. Features 1) Dripless / No Dirpless adjustable 2) Revolving frame allows cartridge 3) 10:1, 12:1, 16:1 Thrust ratio 4) All-steel/aluminium, welded construction Our Service 1) Online fast professional technical advice 2) Best quality products. 3) Best after-sales Service 4) Complaint Service 5) OEM produce