SHIJIN Cordless Rotary Tool, 6-Speed Adjustable Mini Power Grinder with Digital Display, Type-C Rechargeable Engraving Pen with 33pcs Accessories Set for DIY Polishing, Drilling, Carving Engraving Tool Set

6 variable speed design with digital LED display (1~6 speed gear from low to max speed), allows precise speed adjustment to match different crafting tasks. Low speed for wood polishing & buffing, medium speed for metal jewelry polishing, high speed for engraving, drilling and cutting. Real-time digital screen shows working gear clearly, helping you control the mini grinder effortlessly for fine DIY projects. Built-in rechargeable lithium battery with universal Type-C fast charging port, compatible with power bank, phone charger and laptop USB port for convenient outdoor charging. Cordless pocket-sized design (only 16.5cm length & lightweight body) fits in jeans pocket and storage pouch, free from messy power cords to work anywhere for home repair & outdoor handmade crafts. Adopts premium all-copper core motor for stable strong power output and long service life. Multi-side ventilation hole structure realizes efficient heat dissipation to avoid overheating during long-time continuous operation. Optimized inner shock-absorbing structure greatly reduces running noise, enabling quiet working even beside sleeping kids without disturbance. Comes with complete 30pcs versatile accessories kit including sanding discs, polishing wheels, cutting saw blades, grinding burrs, drill bits and collets. Rich attachments fully cover common DIY needs: sanding wood surface, polishing metal rings, cutting plastic/metal sheets, engraving glass & wood, drilling small holes, no need to buy extra replacement bits separately. Multi-functional mini rotary grinder widely applicable for home DIY crafting, jewelry making, nail polishing, wood carving, glass etching, model trimming, electronics repair and hobby handmade projects. Ergonomic slim handheld body fits comfortably in palm, ideal gift choice for craft lovers, DIY beginners, jewelry makers and hobby enthusiasts.