Big sale 17Pcs Air Micro Grinder Kit Light Mini Pencil Polishing Tool for Jewelry Cleaning

1??Variable Speed Throttle Control: The wind mill pen set has variable speed throttle control. the speed can achieve 58000 rpm. and has an automatic closing lever. 2??Multi Function: Equipped with a high speed rotating wind milling pen set. which improves work efficiency and smooth work; and also has a rear exhaust to prevent debris from flying. and low noise. 3??One Handed Operation: The pneumatic grinder is small in size and light in weight. and the pen shaped design makes it easy to use with one hand. 4??Ergonomic Design: This is a pneumatic grinder designed with the ergonomic principle of the hand. which can make your operation more comfortable. 5??Scope of Application: The wind grinding pen set is very suitable for cleaning and polishing jewelry. transplanting cylinder heads. molds or any hobby and craft purposes.Big sale 17Pcs Air Micro Grinder Kit Light Mini Pencil Polishing Tool for Jewelry Cleaning