Jewelry buffer polishing machine is manufactured by highquality iron, precision crafts, sturdy for long term usage. Jewelry grinder polishing machine adopts a high power motor, which runs smoothly and fast. The rotary speed switch is easy to operate. Electric jewelry polisher features a energysaving lighting and a dust collector this variable speed bench polisher is easy to replace and maintain The small buffing machine has a hidden wire groove and the wire is neat and unwound for easy troubleshooting Double air vent design rapid heat dissipation the machine will not generate heat for a long time. glass bezel and cover design ensure high performance.