BAUER 20V Cordless Variable-Speed Rotary Tool Kit with Flexible Shaft, 36-Piece – Tool Only
This BAUER™ 20V Variable-Speed Rotary Tool has a powerful motor and a comfortable 36 in. flexible shaft for performing detail work with minimal vibration. The kit includes 36 accessories for cutting, grinding, sanding, and polishing.
- Variable-speed dial to match the proper speed to your project
- 1/8 in. collet accepts a variety of accessories
- Wall-mountable with keyhole slots
- Built-in spindle lock for fast bit changes
- Compact, ergonomic pen design
- On-board storage for accessories
BAUER 8V Cordless Variable Speed Rotary Tool Kit, 40 Piece
This BAUER™ 8V Cordless Variable Speed Rotary Tool Kit comes with over 40 accessories for cutting, grinding, sanding, polishing and more. The high capacity 8V Lithium-ion battery delivers longer runtime for detailing projects. Keep all the accessories organized with the heavy duty nylon storage case.
- Variable speed from 5000 RPM to 30,000 RPM to match the proper speed for your project
- LED indicators show speed settings at a glance
- High capacity 8V Lithium-ion battery for longer runtime
- Built-in spindle lock for fast bit changes
- Easy-access on/off switch
- Comfort grip housing better tool control and handling
- Heavy duty nylon storage case included
A rotary tool is an essential piece of equipment for cutting, sanding, polishing, sharpening, and carving across endless DIY and crafting projects. As Harbor Freight’s in-house brand, Bauer offers high-performing and budget-friendly rotary tool options suitable for everyone from casual crafters to professional builders.
This detailed buying guide covers everything you need to know about Bauer rotary tools. We’ll explore popular models, key features, recommended accessories, tips for choosing the right Bauer rotary tool, maintenance recommendations, and the best value options for both corded and cordless variants.
An Introduction to Bauer Rotary Tools
First launched in 2016, Bauer rotary tools aimed to provide an affordable yet powerful and versatile rotary tool option for hobbyists and tradespeople alike.
Equipped with durable motors and tapered noses for precision, Bauer rotary tools can grind, cut, buff, polish, engrave, and carve through materials like metal, plastic, wood, glass, and more. Variable speed adjustment allows matching the optimal RPM range for the particular task and material.
While value-focused, Bauer rotary tools still deliver the high speeds, versatility, and durability needed for taking on demanding jobs. Plus Bauer tools come backed by Harbor Freight’s warranty and support.
Key Features of Bauer Rotary Tools
Here are some of the notable features and capabilities found in Bauer rotary tools:
- Powerful 1-amp to 2-amp motors in corded models
- 20V lithium ion batteries on cordless models for portability
- Speed adjustment dials or triggers allow variable RPMs from 5,000 to 35,000
- Compact tapered nose design for control and precision
- Comfortable rubberized grips reduce hand fatigue
- Onboard spindle lock for quick accessory changes
- Included accessory assortment in kit bundles
- Useful built-in hanging hook for convenient storage
Most Popular Bauer Rotary Tool Models
Here are two of the top rotary tool options from Bauer:
Bauer Variable Speed Corded Rotary Tool Kit
- 1.3 amp motor delivers up to 25,000 RPM
- Includes 40+ accessories for sanding, cutting, polishing, and more
- Onboard spindle lock for fast accessory swaps
- Hanging hook and case keeps everything organized
Bauer 20V Hypermax Cordless Rotary Tool
- Powerful 20V lithium ion battery for cordless convenience
- 5,000 to 32,000 RPM speed range
- Compatible with full Bauer 20V tool system
- Includes 20 accessories plus fast charger
- Spindle lock enables changing attachments rapidly
Key Accessories and Attachments
The following accessories help maximize the capabilities of Bauer rotary tools:
- Assorted sanding bands, drums, discs
- Cutting and grinding wheels
- Polishing bonnets and buffing pads
- Engraving and carving bits
- Ball grooving attachment
- Flex shaft attachment
- Circle cutting guides
- Dust extraction adapters
- Porter-cable style accessory adaptor
- Carrying case to keep everything together
Buying Considerations for Bauer Rotary Tools
When selecting a Bauer rotary tool, keep the following factors in mind:
- Corded or cordless – Corded offers continuous power while cordless provides portability.
- Power level – Higher amp corded motors or 20V+ lithium batteries offer more power.
- Speed range – Variable 5,000 to 35,000 RPM gives flexibility. Match speed to material.
- Comfort features – Look for rubberized grips, low vibration, and lightweight balance.
- Accessories included – More accessories mean greater versatility out of the box.
- Cost – Bauer rotary tools range from $15 to $70 depending on motor power, battery, and included accessories.
How to Use Bauer Rotary Tools
Follow these tips for getting the most out of your Bauer rotary tool:
- Start at lower RPMs and slowly increase speed as needed to prevent damage, especially on new surfaces.
- Let the tool do the work. Don’t apply excessive pressure.
- Use light pressure and multiple gradual passes for smooth, even outcomes, especially when polishing and buffing.
- Keep the tool moving consistently to prevent heat buildup. Avoid staying too long in one area.
- Wear eye protection and a dust mask when generating debris and dust.
- Check accessory condition frequently. Replace worn accessories for optimal performance.
Maintaining Your Bauer Rotary Tool
Follow these maintenance tips to keep your Bauer rotary tool running smoothly:
- Blow out dust routinely using compressed air. Keep vents debris-free.
- Wipe down the motor housing periodically using a dry cloth. Avoid liquid cleaners.
- Inspect the cord for damage. Repair or replace immediately if damaged.
- Lubricate the spindle lock shaft periodically using manufacturer recommended oils.
- Ensure accessories fit snugly on the spindle. Replace if loose.
- When storing, avoid placing heavy objects on top of the tool case to prevent damage.
Where to Buy Bauer Rotary Tools
As Harbor Freight’s house brand, Bauer rotary tools are available through Harbor Freight stores and website:
- Harbor Freight stores – Find them in the power tools section. Stores allow hands-on evaluation.
- HarborFreight.com – Order online for delivery or easy pickup at your local store.
- Factory reconditioned – Save on discounted open box and refurbished Bauer rotary tools.
You may also find select Bauer rotary tools resold on auction sites like eBay. These sometimes offer savings but won’t have a factory warranty.