The Interior Backup for V-Grooves controls where the Blade Plunges into the Fallout (not the Matboard) on the Interior Cuts on the Inside Cut of the V-Groove. The Interior Cut is where the Blade Plunges/Retracts from the Fallout (not the Matboard). If the Interior Backup on the Inside Cut of the V-Groove is cut Too Long, Decrease the Interior Backup. If the Interior Backup on the Inside Cut of the V-Groove is cut Too Short, Increasethe Interior Backup.
 Full Definition: Interior Backup on V-Groove Definition |