... and grind the finish product 2.Grinding range: 50mm-900mm. 3.Auto feeding, clamping, grinding and knurling 4.PLC Features 1.Knurle ... , clamping, grinding and knurling.4. Grinding range in 50mm-900mm.5. A djustable speed, available for the product in different materials, aluminum, copper ... and manufacturing experience for 9 years in this field cnc grinding machine