Sheen Tzar Co., Ltd. was founded in 1981, specializes in manufacturing and R & D of high speed self-drilling screw forming machines. The product features simple maintenance, low malfunction rate, high rigidity, noiseless and energy-saving characteristics. Program Logical Control (PLC) system and trouble LED display device even make it more reliable. Our technicians persistently developing new materials to make the machine more wear-resistant and precise, while improving its function and efficiency, in order to win your patronage and trust....