Hanchen PGA Punch Grinding Machine High Precision …
PGA punch grinding machine . Diameter of roller clamping range: 1.5-25mm . Length of roller clamping range: 22-100m . Yaw accuracy of roller clamping range: within 5 um, clamping accuracy: 5 um (at 30mm) Roller material: sus440, hardness: HRC58-62° Weight: 6.3kg