The DEWALT DCE580B 20V max 300-600ml Sausage pack, baretool caulk gun offers the user a variable speed trigger that allows for increased control over the flow of your adhesive. It also features a variable speed dial that allows for setting maximum and minimum flow rates. This gun has an anti-drip feature that automatically retracts the plunging rod once the trigger is released, preventing excess adhesive from dripping and making a mess of your project. A quick connect interchange cartridge tray allows the user to quickly change cartridge sizes. Capacity 3, 300-600 ml, speed 21 in/min. This is a bare tool - battery sold separately. Includes: 1) DCE580 Caulk Gun