The Dripless Hr300 Industrial Grade High Ratio Revolving Frame Adhesive Applicator Can Accommodate 10 Oz Cartridges And Has A Thrust Ratio Of 26:1 For Applying Very High Viscosity Epoxies And Other Adhesives. The Revolving Frame Can Rotate 360° To Maintain Bead Orientation When Caulking Around Corners. Each Pull Of The Trigger Advances The Cartridge By 5.5 Mm. The Steel Gripper Plates Provide Durability And An Adjustable Screw That Cuts Thrust Gaps Provides Bead Control.