Cordless Mini Rotary Tool Set - 64Pcs Accessories 5 Speed 5000-18000Rpm Multi-P
Use 5000-8000rpm for polishing/cleaning, 11000-14000rpm for engraving/carving, and 18000rpm for efficient cutting—one tool handles it all. First use?. Minimum Speed 5000 RPM. Maximum Rotational Speed 18000 RPM.