Columbia Corner Cobra 10ITFB The Dimpler from USG is

The Dimpler from USG is a special attachment that turns any standard electric drill into a professional screwgun

12″ x 12″ and smaller doors have bend tabs to aid in installation

aluminum and steel components

A combination of factors result in the compound being easily pushed through your tools

top and bottom

Columbia Corner Cobra 10ITFB The Dimpler from USG isThe Corner Cobra is an amazing time saving tool. It allows the user to roll out No Coat and other structural corner beads at almost all inside and outside angles. We have heard back from users that it does it quicker and better, which is to us a home run. Another one of our patented products that is changing the time it takes to finish a job. Features Works on inside and outside angles from 85 to 180 degrees Sets No Coat 350 and 425 as well as regular