1. Digital display rotating speed
2. Load pressure & specimen making time are adjustable
3. Grinding & polishing disks have two functions: two-level constant speeds & stepless speed changing
4. Grinding & polishing head can be set to stepless speed changing status.
5. Equipped with beautiful appearance glass fibre reinforced plastic machine shell and full stainless steel parts which never rust.
6. Equipped with grinding & polishing disks which can be changed swiftly and multi-specimen clamping holder.
7. Central pressure loading.
8. Automatic and big volume feeding systemof grinding materials.
9. Processing 6 specimens at same time is available.
10. One-key restoring program function