Features Good quality and practical, a perfect tool set for polishing and grinding. Small size, light weight, high speed, low noise. Ergonomic design, compact and powerful grinding and polishing tool, not easy to cause fatigue. This tool has the advantages of convenient use, low air consumption, easy operation and low cost. Applicable to all kinds of molds, hardware products, glass, stone, crafts, jewelry, PCB making and other cutting, grinding and finishing needs. Features: Good quality and practical, a perfect tool set for polishing and grinding. Small size, light weight, high speed, low noise. Ergonomic design, compact and powerful grinding and polishing tool, not easy to cause fatigue. This tool has the advantages of convenient use, low air consumption, easy operation and low cost. High concentricity, high efficiency, high quality, long service life. Applicable to all kinds of molds, hardware products, glass, stone, crafts, jewelry, PCB making and other cutting, grinding and finishing needs. Specification: Material: aluminium. Weight: 1038g/36.6oz. Model: AT-7033K. Working pressure: 90 psi (6.2 bars) Chuck size: 6 mm 3 mm Idle speed: 18,000-23,000 rpm (the lowest value indicated on the product) Gas consumption: 4CFM Input connection: 1/4BSP Polisher length: 17 cm. Package list: 1 x Air Grinder 5 x Grinding heads (6mm shank diameter) 5 x Grinding heads (3mm shank diameter) 2 x keys. 1 x input port. 1 x chuck (inner circle diameter 3mm) 1 x Parcel Box Note: 1. Due to manual measurement, there may be a 1-2 cm error. Thank you for your understanding. 2. Because monitors are not calibrated the same, the colour of the item shown in the photos may vary slightly from the actual item. Please take the original as standard. Package List