Three-holes sample polishing holder is designed for automatically lapping and polishing three Φ1in cylinder or mounted samples at one time used on Unipol802 or any 8" polishing machine with yoke support;
It will make sample polishing faster and easier;
Three holes can hold three samples, which mounted and easily tightened by screws;
The sample holder comes with a removable center rod to hold the dead weights;
Two deadweights (500g/each) included for adding pressure to the sample holder if necessary;