Dripless 10oz Cradle Hex Rod Caulk Gun Steel half-barrel (also called cradle) frame caulking gun for 10 oz. cartridges Thrust ratio of 10:1 for use with latex, acrylic, and silicone Smooth pressure rod requires less force and is quieter than a ratchet-style pressure rod Hook on the back for hanging it on a ladder Seal puncture tool and spout cutter built into side for opening cartridges without a knife Contractor professional cradle hex-rod caulk gun Features built-in ladder hook, seal punch and spout cutter Suitable for use with most caulks and sealants Available in 10-ounce caulk cartridge