The Dripless Dc600 Dual-Component Adhesive Applicator Also Called A Two-Part Or Two-Component Applicator Can Accommodate 22 Oz Dual Cartridges In A 1:1 Or 2:1 Mix Ratio And Has A Thrust Ratio Of 26:1 For Applying Very High Viscosity Epoxies And Other Adhesives. Each Pull Of The Trigger Advances The Cartridges By 3.5 Mm. The Steel Gripper Plates And Push Disc Provide Durability And An Adjustable Screw That Cuts Thrust Gaps Provides Bead Control.