The TapeTech MudRunner is probably the best new tool to come out for drywall in the last 2 decades. Its purpose is to take the place of traditional corner/angle applicators and holds over 50% more mud than the 8" Corner Box and 70% more than the 7". With the simple twist of the handle, it allows you to finish your angles while leaving more mud on the tape. You can use any brand of angle head, direct corner flusher, mud head
