The Mini Electric Rotary Tool Pen 106 is a compact and efficient mini electric rotary tool engineered for precision applications such as engraving, polishing, grinding, drilling, and fine-detail DIY work. As a professional cordless engraving pen, it is designed to meet the needs of B2B buyers including wholesalers, distributors, and private label brands.

Equipped with an 18,000RPM high-speed carbon brush motor, this precision grinding tool delivers stable performance for detailed operations across multiple materials. It is widely used in electronics repair (phones, laptops, circuit boards), jewelry engraving and polishing, DIY crafts, nail art grinding, wood carving, plastic processing, and model making.

This mini electric rotary tool features an ultra-compact pen-style design (119 × 16 mm, 40g), allowing easy handling and precise control. The aluminum alloy handle ensures strength and durability, while the ABS housing provides impact resistance and long-term reliability.

Powered by a 300mAh rechargeable lithium battery, this cordless engraving pen supports Type-C fast charging with approximately 30 minutes charging time. It also supports working while charging, ensuring continuous operation for professional use. The 3-speed adjustable system allows users to switch speeds easily according to different materials, while LED indicators display real-time working status.

The standard kit includes 30PCS high-speed steel grinding bits (2.35mm), making this precision grinding tool suitable for engraving, polishing, cutting, drilling, and finishing applications. The accessories can be fully customized in terms of shapes, materials, and combinations, including tungsten carbide, steel, and non-metal polishing tools.

With strong OEM/ODM capability, this mini electric rotary tool supports logo printing, color customization, packaging design, and accessory configuration. It is an ideal solution for Amazon sellers, hardware distributors, and brands looking to develop their own cordless engraving pen product line.