Premier 9" No-Drip Pro Skeleton Caulk Gun, 1/10 Smooth Hex Rod, 3202 Go to amazon.com Related posts Top caulking gun dripless FeatureNo-Drip dispensingSpout cutterCartridge seal pierceUses 1/10th gal. cartridges DescriptionThis is a professional "No-Drip" caulk gun. Features include a spout cutter, seal pierce, and ladder hook. Smooth hex rod advance in a 9 in. skeleton frame.