Harbor Freight Tools


8V Cordless Variable Speed Rotary Tool Kit, 40 Piece

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This lightweight cordless rotary tool delivers 5000 to 30,000 RPM for precision work with a wide variety of materials.

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DREMEL 8100-N/21 at $77.59 Save 36%

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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 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

Bulb Type
Accessories Included
battery charger, safe guard, (8) grinding stones, (2) diamond grinding bits, wire brush, (10) sanding drums, sanding shank, (10) cut off wheels, mandrel for cut off wheel, (2) wool polishing wheels, mandrel for wool polishing wheel, HSS cutter, HSS drill, (2) wool polishing shanks, diamond cutting wheel, spanner wrench
Battery capacity
2000 mAh
Battery type
Battery voltage (volts)
Battery(s) Included
Speed (max)
5000 to 30,000 RPM
Product Height
1.9 in.
Product Length
9 in.
Product Weight
0.88 lb.
Product Width
1.9 in.
Shipping Weight
2.12 lb.
CA Residents
Warning - Prop 65 Info
Note: Specifications are approximate and subject to change

We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.