Pencil grinders are a great tool to have for working with materials such as metal, wood, and more. They can sand down any serrated edges and polish them down smoothly. As a small tool, it helps when you need to fine-tune some aspects of your project.
Here’s what we recommend.
A Few Things to Consider Before Buying a Pencil Grinder
You should first consider the speed of your pencil grinder. Faster speeds translate to a more powerful tool. You should also consider the weight of the tool. Lightweight pencil grinders give you more control. Lastly, pencil grinders that come with different shaped bits can be used in different applications, and add to your tool’s overall versatility.
Best Overall: Astro Pneumatic Tool 218
This pneumatic tool is a great well-rounded pencil grinder for all your needs. It has a 56,000 rpm speed, with a twist throttle that allows you to control its speed. It is slim and lightweight, so your dexterity won’t be negatively affected by this tool.
Astro Pneumatic Tool 218 1/8" Pencil Type Die Grinder - 56,000RPM
This pencil grinder is a lightweight, slim tool at 56,000-rpm.
Best for Polishing: SHININGEYES Air Micro Grinder
If you’re looking for the perfect finish, this micro grinder is great for polishing. It has a 56,000-rpm speed with a speed-controlling throttle. Additionally, it comes with a whole kit filled with bits and other items for a quick set up. It has a 1/8-inch collet.
1/8" Air Micro Grinder, Pneumatic Micro Air Pencil Die Grinder Polishing Tool Kit
This pencil grinder has a speed of 56,000 rpm, and comes with a set up kit.
Best Premium: Chicago Pneumatic CP9104Q Pencil Grinder
This pencil grinder is a great pick for those needing a few extra features. It has a 60,000 rpm speed and is comfortable and easy to hold and use. As a slim tool, it can fit in hard-to-reach areas. Additionally, it operates quietly, which may be a bonus to some. It has 1/8-inch collets included and has a low air consumption rate.
Chicago Pneumatic CP9104Q - Air Pencil Die Grinder Tool, Welder, Woodworking, Automotive Car Detailing, Stainless Steel Polisher, Heavy Duty, 1/8 Inch (3mm), 0.05 HP / 40 W - 60000 RPM
This pencil grinder has a 60,000-rpm speed, slim design, and produces low noise.
Highest RPM: guangshun Air Micro Grinder
The guangshun Air Micro Grinder is a powerful tool with its high rpm. It has a speed of 70,000-rpm and can be controlled easily with its lightweight design and vibration-less core. Additionally, it also comes with 30 grinding needles.
guangshun 1/8'' Air Micro Grinder 70000 RPM With 30 3mm Diamond Grinding Needles Air Micro Pencil Type
This pencil grinder has a fast speed at 70,000-rpm, but its vibration-less core allows you to control it.