·4 needles (PT25) or 8 needles (PT28) with 2mm diameter. ·Suitable for plastics, textile and food industry. ·Double acting. ·Needle simultaneous stroke adjustment(1). ·Several mounting accessories(2). ·PT25:Large through hole(3). ·PT28:Blow-off port(T) for cleaning and releasing. ·PT28:Pad in PTFE(4) for hot surface contact. ·PT28:Optional magnetic sensors(5).