Press In Brass Coil Heater 1. Safety in use 2. Has quick heat dissipation, high insulation, greatly extend the service life of heater 3. has passed ISO9001 quality management system certification and CE certification 4. With high temperature measurement precision, good consistency, especially suitable for in the multi-cavity hot runner system 5 Has the inner hole size of high precision, tolerance can reach 0.05 mm, size stability, good consistency http://www.snakehotrunner.com/