Aluminum Pneumatic Sander Machine Polishing Grinder Die Air Tool Set, AT7033K Model 18000 23000rpm 6mm 3mm Chuck 4 CFM Gas Consumption with 10 Grinding Heads for Jewelry Circuit B

Features:Good quality and practical, a perfect set of tools for polishing and grinding. Small size, light weight, high speed, low noise level. Ergonomics design, compact and superior performance grinding and polishing tool, which not easily make people feel fatigue. This tool has the advantages of convenient use, small air consumption, simple operation and low cost. High concentricity, high efficiency revolution, , long service life. Applicable to all types of , hardware products, glass, stone, handicrafts, jewelry, circuit board manufacturing and other needs of cutting, grinding, finishing operations. Specification:Material: AluminumWeight: 1038g/36.6ozModel: AT-7033KWorking Pressure :90psi (6.2Bar)Chuck Size: 6mm & 3mmNo Load Speed: 18000-23000rpm(The lowest value marked on the product)Gas Consumption: 4 CFMInlet Port :1/4BSPPolishing Machine Length: 17cm/6.7inchPackage List:1 x Pneumatic Sander5 x Grinding Head (6mm rod diameter)5 x Grinding Head (3mm rod diameter)2 x Wrench1 x Inlet Connector1 x Chuck (3mm inner circle diameter)1 x Package BoxNote:1. Please allow 1-2cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.

• "High-Speed Performance: 18,000-23,000 RPM for Efficient Material Removal This pneumatic sander delivers a no-load speed range of 18,000 to 23,000 RPM, providing strong, stable power for demanding grinding and polishing tasks. Whether deburring metal, finishing , or carving glass, the high speed combined with precision bearings ensures smooth operation and superior surface finish."
• "Dual-Collet System: Accepts 3mm & 6mm Accessories Includes both 3mm and 6mm collets, compatible with a wide range of grinding bits, cutting wheels, and polishing heads. Quick-change design lets you switch between accessories without special tools—from fine detail carving to heavy removal, one tool handles multiple applications."
• "Ergonomic, Lightweight Design: Comfort for Extended Use Crafted from lightweight aluminum alloy with a pen-style grip that fits naturally in your hand. Weighing just over 2 pounds, it minimizes fatigue during long sessions. Compact profile allows precise control in tight spaces, ideal for detail work and extended production runs."
• "Low Air Consumption: Economical to Operate Consumes just 4 CFM at 90 PSI—compatible with most small shop compressors. Quiet operation and efficient air use reduce running costs while maintaining consistent power. Perfect for workshops where air supply may be limited."
• "Complete Kit: Ready to Work Out of the Box Includes 5 grinding bits with 6mm shanks, 5 grinding bits with 3mm shanks, plus wrenches, air inlet connector, and a spare collet. Start working immediately on mold finishing, metal fabrication, glass engraving, jewelry making, circuit board trimming, and more."