Dremel 8240-5 12V Cordless Rotary Tool Kit
Dremel

Dremel 8240-5 12V Cordless Rotary Tool Kit

with Variable Speed and Comfort Grip - Includes 2AH Battery Pack, Charger, 5 Accessories, Wrench, and Tool…

$78.55$99.99Save 21%4.6(2,232 reviews)
Mubboo Score B+
Buy on Amazon $78.55

Price as of 2026-06-18. Check Amazon for the current price.

Quick Decision

Mubboo Score
B+
Best For
Buyers who prioritize quality over price in power tools
Reviews
2,232+ · reliable

Is This Right For You?

✅ Great for
  • Buyers who prioritize quality over price in power tools
💡 Consider instead
  • COMOWARE 20V Cordless Drill — 59% cheaper at $32 (Score A)
  • DEWALT 20V MAX XR Oscillating Multi-Tool Kit — higher rated at 4.8/5 ($119)

📊 Based on data analysis of 127 products in this category.

Mubboo Score: B+

Quality9.2/10
based on 4.6/5 customer rating
Popularity7.9/10
2,232 reviews, top 39% in power tools
Value3.3/10
priced below 33% of power tools
How we calculate the Mubboo Score

Quality (45%): customer rating, normalized to a 10-point scale

Popularity (35%): review volume vs the category leader, log-scaled

Value (20%): price position vs other power tools

Computed from live Amazon rating, review count, and price across 127 power tools · last refreshed 2026-06-18.

How It Compares

This Product
Dremel 8240-5 12V Cordless Rotary Tool Kit
Most Popular
WORX Zipsnip Cordless Electric Scissors
Best Rated
DEWALT 20V MAX XR Oscillating Multi-Tool Kit
Best Value
COMOWARE 20V Cordless Drill
Price$78.55$36.97$119$31.99
Rating4.6/54.4/54.8/54.4/5
Reviews2,23218,03117,8988,673
Mubboo ScoreB+AA-A

What People Say

Synthesized from 40 reviews · 100% verified purchases.

For cordless tools, ensure you have spare batteries for longer jobs, and be ready to purchase higher-quality blades or bits as the included ones may not hold up to heavy use.

Praised for
  • Cordless convenience and ease of handling
  • Versatility across multiple materials and tasks
  • Efficient cutting performance and power
  • Solid build quality and durability
  • Great value for the price
Common complaints
  • Battery life and recharge time can be limiting
  • Struggles with thick or tough materials; included accessories wear fast
  • Inconsistent quality control on some units or accessories

Related Video Reviews

About Dremel

  • 8 products in our database
  • Average rating: 4.6/5 across all products
  • Price range: $3.15$149
  • Categories: grooming-pet, power-tools

Other power tools

Bottom Line

Dremel 8240-5 12V Cordless Rotary Tool Kit earns Mubboo Score B+. Priced at $79 — a premium option, below the category average of $84. Rated 4.6/5 from 2,232+ reviews. Strong buy if: buyers who prioritize quality over price in power tools.

Buy on Amazon $78.55Last verified: 2026-06-18

Frequently Asked Questions

Is the Dremel 8240-5 12V Cordless Rotary Tool Kit worth buying in 2026?

It earns a Mubboo Score of B+, with a 4.6/5 rating from 2,232 reviews — better than 76% of power tools we track.

How much does the Dremel 8240-5 12V Cordless Rotary Tool Kit cost?

It is currently $78.55 — premium-tier pricing for power tools.

How does the 8240-5 12V Cordless Rotary Tool Kit compare to other power tools?

The category's most-reviewed alternative is the WORX Zipsnip Cordless Electric Scissors (4.4/5, 18,031 reviews, $36.97). The 8240-5 12V Cordless Rotary Tool Kit carries a Mubboo Score of B+ vs A.

Sources & References

Mubboo may earn a commission on purchases made through affiliate links. This does not affect our Mubboo Score, product rankings, or editorial judgments. Prices are accurate as of the last sync (2026-06-18) and may change.