This professional caulk gun is perfect for applying standard materials such as acrylic, silicone and polyurethane for your DIY projects. It features a rotating cradle barrel makes it easy to install and remove cartridges even if you are a first time DIYer. Made with heavy-duty metal barrel, handle, rod and plate and treated with premium finish, the caulk gun has the durability to satisfy even the most demanding professionals. Features built-in puncture pin and ladder hook. Compatible with 10 oz. or 300 ml cartridges. The steel revolving frame allows cartridge to rotate for maintaining bead orientation when caulking around corners and the rod retracts after each pull of the trigger to help prevent dripping. The rod caulk gun features a smooth pressure rod that requires less force and is quieter than a ratchet-style pressure rod for your DIY caulking needs.