Nips the mouth machine (namely windlass bone machine) is the most general traditional wind tube manufacture machinery, the customer may according to needs to change must roll over the windlass, achieved one machine many energy, the many kinds of coordinations, the compatibility is extremely broad. This machine weight light, the migration is convenient, most suits the scene construction. Separately may nip Shan Pingkou, the association shut orifice (namely the Japanese bone), the right angle, "it" the character angle, the round bend, "C" the shape cutting. Processing board thick scope 0.5-1.2 millimeter, heavy series processing scope 0.8-1.5 millimeter