80W Mini Rotary Grinder 18000RPM – Fits Makita Battery

80W Cordless Mini Rotary Grinder – Precision Grinding, Polishing & Engraving Tool

Take your detail work to the next level with this powerful 80W Mini Electric Rotary Grinder. Designed for compatibility with 18V–21V Makita-interface lithium batteries (battery not included), this compact handheld tool delivers up to 18,000 RPM with smooth, variable speed control — forward and reverse — so you're always in command of the task at hand.

Whether you're grinding, polishing, engraving, cutting, or even trimming pet nails, this versatile rotary tool is built to handle fine, precision work with ease. The ergonomic pen-shaped aluminum alloy body sits comfortably in your hand — just like holding a pen — reducing hand fatigue during extended use. Stepless speed regulation lets you dial in the exact RPM you need for any application.

Key Features

• High Power Output: 80W motor reaches up to 18,000 RPM for fast, efficient material removal and finishing.
• Forward & Reverse Stepless Speed Regulation: Seamlessly adjust speed and direction for complete control on every task.
• Makita Battery Compatible: Fits standard 18V–21V Makita-interface lithium batteries — use batteries you already own (sold separately).
• Premium Aluminum Alloy Body: Durable, lightweight construction for long-lasting performance and comfortable, secure grip.
• Pen-Grip Ergonomic Design: Slim, balanced profile reduces hand fatigue during detailed, prolonged work sessions.
• Versatile Applications: Ideal for grinding, polishing, engraving, cutting, carving, drilling, and pet nail grooming.
• Complete Accessories Kit: Comes with everything you need to start working immediately right out of the box.

Specifications

What's in the Box

• 1 × Electric Grinder
• 1 × Speed Regulator
• 1 × DC Line
• 1 × Bracket
• 1 × Sandwich Shaft
• 1 × Rubber Wheel
• 1 × Tapping Rod
• 1 × Circular Saw Blade
• 2 × Diamond Grinding Needles
• 2 × Wool Polishing Wheels
• 3 × Sandpaper Rings
• 3 × Twist Drill Bits (0.5 / 1.0 / 1.5mm)
• 5 × Grinding Wheel Heads
• 5 × Chucks (0.5mm / 1mm / 2.4mm / 3.0mm / 3.2mm)
• 1 × Storage Box
• 1 × Instruction Manual

Safety & Usage Notes

Always wear appropriate eye protection when operating this rotary tool. Keep the work area clear and secure workpieces properly before grinding or cutting. For safe power tool practices, refer to guidelines published by the U.S. Consumer Product Safety Commission (CPSC).

Note: Due to manual measurements, please allow ±1–3 cm dimensional tolerance. Colors may vary slightly due to screen display settings.

Frequently Asked Questions

Q: Which batteries are compatible with this mini electric rotary grinder?

A: This rotary grinder is designed to work with 18V–21V Makita-interface lithium batteries. Please note that the battery is not included — you will need to use or purchase a compatible Makita-interface battery separately.

Q: What materials can this 80W rotary grinder work on?

A: This tool is suitable for a wide range of fine detail applications including grinding, polishing, engraving, cutting, and carving on materials such as metal, wood, plastic, ceramic, and glass. It can also be used for pet nail grooming and hobby crafts.

Q: Can I control the speed of this rotary tool?

A: Yes — the grinder features stepless speed regulation with both forward and reverse operation. You can smoothly adjust the RPM from low to a maximum of 18,000 RPM to suit the task and material you are working with.

Q: Is this rotary grinder suitable for beginners?

A: Absolutely. The ergonomic pen-shaped grip makes it comfortable and easy to handle, and the variable speed control allows beginners to start at lower speeds before working up to higher RPMs. The included accessory kit means you can get started on a variety of projects straight out of the box.