... and mechanism simplification.Feature:1.size:3-25mm2.series:NHS3~NHS25,NOS3~NOS253.ISO9001:2008 certificate quality4. ... have discount price5.prompt delivery6.excellent service attitudeNHS Series:NHS3,NH4,NH5,NH6,NH8,NHS10,NHS10-1, ... , carrying capability, self-lubrication etc.3. Applications: Engineering hydraulic cylinders, Forging machines, Construction machinery, Auto shock absorber and so ...