The Duo — Cut & Loop Pile Tufting MachineThe Duo Low Pile machine will take 1 2 business days to fulfill. Get our two favorite tufting machines in one! The Duo is an electric cut and loop pile machine. As an improvement on the AK I and AK II machines, making this machine easy to transition to or a great option for beginners. Changing the pile from cut to loop is a breeze with the included digital manual. Why should you purchase your machine from Tuft the World? We are proud to provide