1/10 GL Composite Lightweight Non-Drip Caulking Gun With Rotating Barrel, Features 12:1 Thrust Ratio For Easy Extrusion Of Caulks and Sealants, Drip-Free, Rubber Cushion Handle For Added Comfort, Also Spout Cutter, Seal Puncture Tool, Ladder Hook and Patented Caulk Buddy Finishing Tool.