Material: This Pencil Die Grinder Kit is made from alloy material that can withstand the rigors of heavy duty use. The pneumatic polisher is very sturdy with impact and long use Compact and Powerful: This Micro Die Grinder Set is designed to deliver exceptional power in a compact size. Its small footprint allows for easy storage and handling, while its motor ensures efficient grinding,cutting, and sanding tasks User Friendly Design: The Micro Die Grinder features an easy to use design. Comfortable handle enables better control without causing burden on wrist and hand High Efficiency: Designed to have a high speed rotation, about 58,000 rpm, this Powered Micro Die Grinder will largely improve both work efficiency and performance. Great tool for the model maker, professional and practical Versatile Use: This Pneumatic Pencil Die Grinder Kit is suitable for a wide range of applications. the grinding machine can be applied to polishing, cleaning,engraving, and so on. Whether you're working on metal, glass, or wood, this grinder has you covered Specification: Material:Alloy,PP Size Chart: 24.5cmx15.5cmx4.5cm/9.65inchx6.10inchx1.77inch Package Includes: 1 Micro Die Grinder Kit Note: Please allow slightly errors 1-2cm differences due to manual measurement.