Able to control the speed from 0 to 3000 rpm from the knob, Touch display, & remote. Optional controller that not relies on touch system comes free of charge. Could hold the stone hardly even at 50 rpm. Minimum Speed is 20 rpm & could increase the speed from 0 to 3000 rpm.
![Slider 2 Speed control Sri Lanka Gem Cutting Machine1](https://gemlapidary.com/wp-content/uploads/sites/2/Facet-Machine/Slider-2-Speed-control-Sri-Lanka-Gem-Cutting-Machine1-1660x830.jpg)