⭐⭐⭐⭐⭐Key Highlights from Customer Review:

•  Highly Effective: Successfully removed the broken grade 8 bolt and remaining debris, with results exceeding expectations.
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• Easy to Use: The machine is simple to operate, but extra care is needed for protection and water quality maintenance to avoid clogging the pump with  metal dust.
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• Practical Tips: Listen for the arc noise—it should sound like "frying bacon"— to confirm proper operation.
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• Excellent Service: Customer service was responsive and very helpful.
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  — Thomas V., Verified Purchase on Amazon

⭐⭐⭐⭐⭐Key Highlights from Customer Review:

• Highly Effective: Successfully removed broken bolts, taps, and extractors in aluminum engine casings, with safe and reliable results.
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• Easy to Use: While setup takes time, the process is straightforward once aligned, with minimal risk compared to handheld drills.
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• Long-Term Reliability: Used for 5 years in a motorcycle repair business with consistent performance.
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• Outstanding Support: Responsive and thorough customer service, ensuring the correct solution without unnecessary part replacement.

— Andrew Duthie, Verified Purchase on Amazon

⭐⭐⭐⭐⭐ Key Highlights from Customer Review:

• Highly Effective: Successfully removed sheared bolts from an aircraft engine flywheel drive, with no damage to the threads, allowing for new bolts to be fitted.

  
  

• Precise and Efficient: Using a 4mm hexagonal brass rod and a 3-amp power setting, the process took only 30 minutes to create a hexagonal pocket, demonstrating the product’s precision.

  
  

• Versatile: Can be used for a range of applications, including removing broken taps, drills, making keyways, and more, with zero force applied to the work.

  
  

• Durable and Powerful: It can easily cut through any conductive metal, regardless of hardness, with consistent and reliable results.

  
  

• Cost-Saving: The product saved a significant amount of money by allowing for the removal of broken bolts without costly repairs or replacements.

  
  

— Chris, Verified Purchase on Amazon (United Kingdom), August 7, 2024