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3.6V Cordless Mini Grinder - 3 Speeds, 76-Piece Accessory Kit | China Suppliers & Factory Quality Tool for DIY

The KMD516 is a versatile 3.6V cordless mini grinder, expertly designed for precision detailing and creative tasks. With three adjustable speed settings ranging from 5,000 to 15,000 RPM, it efficiently handles a variety of materials. This all-in-one kit comes with 76 professional-grade accessories suited for carving, cutting, sanding, polishing, and grinding. Its lightweight design and dual-grip comfort make it an ideal choice for hobbyists, craftsmen, and DIY enthusiasts working with wood, metal, plastics, and more. Sourced from quality China suppliers, this miniature powerhouse is manufactured in a reliable factory, ensuring durability and optimal performance in every project. Perfect for those seeking a compact and efficient power tool, the KMD516 is your go-to solution for creative endeavors

Product Description

A Complete Precision Workshop in Your Hand

This tool transcends being a simple grinder; it is a complete, compact precision workshop. The core package includes a comprehensive 76-piece professional accessory kit, eliminating the need for separate purchases. It is equipped with diamond burrs for engraving, cutting discs for trimming, sanding drums and paper for finishing, mounted stones for shaping, and wool wheels for polishing. This vast array of tools empowers users to seamlessly transition between complex tasks such as detailed carving, metal derusting, leather working, and polishing, making it an unparalleled value proposition for makers and repair specialists.

Adjustable Power for Controlled Material Processing

Precision requires control, which is delivered through a three-speed adjustable motor (5,000, 10,000, and 15,000 RPM). This allows you to match the tool's power to the delicacy of the task—use low speed for careful carving or polishing soft materials, and high speed for aggressive grinding or cutting. The tool ensures stable performance and high concentricity, minimizing vibration for cleaner, more accurate work. A convenient spindle lock button makes accessory changes quick, secure, and tool-free, facilitating a smooth workflow when switching between the multitude of included bits and attachments.

Three-Speed Adjustable Motor Mini Grinder

Ergonomic Design for Detailed, Fatigue-Free Work

Designed for the meticulous nature of detail work, this grinder prioritizes user comfort and control. Its ultra-lightweight body (only 96g) significantly reduces hand fatigue during prolonged creative or repair sessions. It supports dual holding modes—a precise pencil-style grip for intricate engraving and a broader palm grip for more robust sanding or polishing—adapting to the task at hand. Modern convenience is provided via a Type-C charging port for the integrated 800mAh battery, with a clear LED indicator showing both speed setting and charging status, ensuring the tool is always ready for your next project.

Technical Specifications

Voltage	3.6V Lithium-Ion
Battery Capacity	800mAh (Built-in)
No-load Speed	5,000 / 10,000 / 15,000 RPM (3 Settings)
Chuck Size	2.35mm Collet
Motor Type	Brushed Motor
Key Feature	Complete 76-Piece Professional Accessory Kit
Design	Dual Grip Modes (Pencil & Palm), Spindle Lock
Charging	Type-C Port, 1–2 Hour Charge Time
Indicators	Speed Mode & Charging Status LED
Product Weight	0.096 kg (Tool only)
Customization	Full OEM/ODM support for kit configuration, tool colors, and packaging.

This mini grinder kit is the definitive solution for anyone engaged in fine-scale creation, restoration, or modification. By combining versatile speed control with an exhaustive accessory set in an ergonomic package, it offers exceptional capability and value for detailed work in woodworking, model making, jewelry crafting, and general fabrication. We welcome collaboration to customize this versatile platform for your brand.

Frequently Asked Questions

Q1 What is included in the 76-piece accessory kit?

The 76-piece professional accessory kit includes diamond burrs for engraving, cutting discs for trimming, sanding drums and sanding paper for surface finishing, mounted stones for shaping and grinding, and wool wheels for polishing. This comprehensive set covers virtually all common rotary tool tasks, so no additional purchases are needed to get started.

Q2 How long does it take to fully charge the battery?

The built-in 800mAh lithium-ion battery charges via a standard Type-C port and reaches a full charge in approximately 1 to 2 hours. The integrated LED indicator clearly displays the current charging status, so you always know when the tool is ready for use.

Q3 What materials can this mini grinder work on?

This mini grinder is suitable for a wide range of materials including wood, metal, plastic, leather, stone, and ceramics. With the appropriate accessory attached, it can perform detailed carving, engraving, derusting, cutting, sanding, and polishing on all of these surfaces, making it ideal for woodworking, jewelry crafting, model making, and general repair work.

Q4 How do I change accessories on the mini grinder?

Changing accessories is quick and effortless thanks to the built-in spindle lock button. Simply press and hold the spindle lock to prevent the shaft from rotating, then loosen or tighten the collet to swap out bits. This tool-free system allows for fast transitions between the many included accessories without interrupting your workflow.

Q5 Which speed setting should I use for different tasks?

The three speed settings are designed for different applications. Use the low speed (5,000 RPM) for delicate tasks such as polishing soft materials, fine engraving, or working with fragile surfaces. The medium speed (10,000 RPM) suits general carving and sanding. The high speed (15,000 RPM) is best for aggressive material removal, metal grinding, or cutting operations where maximum power is required.

Q6 Is OEM or ODM customization available for this product?

Yes, full OEM and ODM support is available. Customization options include the accessory kit configuration, tool body colors, branding, and packaging design. Whether you are looking to create a private-label product or tailor the kit contents for a specific market, our team welcomes collaboration to develop a solution that fits your brand's requirements.