【Two Head Pneumatic Design】: This engraving machine features a double head pneumatic system, allowing for efficient engraving tasks. It's great for intricate jewelry processing, carving, and micro inlay work 【Construction】: Made from quality metal and ABS materials, this Pneumatic Jewelry Engraver Machine ensures durability and longevity, making it a reliable tool for professional use 【Versatile Voltage Compatibility】: Designed to operate on both 110V and 220V power supplies, this Pneumatic Hand Engraving Machine is versatile enough to be used in various regions without the need for additional converters (Plug: US standard) 【Compact Size with Powerful Performance】: With dimensions of 27x13x21 cm, this compact engraver fits easily into any workspace while delivering powerful performance with handle speeds ranging from 400 to 800 RPM 【Adjustable Air Pressure Range】: The pneumatic engraving machine offers an adjustable air pressure range of 0-60 PSI, providing flexibility to suit different engraving needs and ensuring precision in every project Specification: Material: Metal, ABS Size Chart: 27cmx13cmx21cm/10.63inchx5.12inchx8.27inch Package Includes: 1 Pneumatic Jewelry Engraver with Accessories Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.