Product Warranty – Strong 210 handpiece (45,000 RPM)
Authentic Product Guarantee
This product is a genuine Strong 210 handpice manufactured by Saeshin Precision Co., Ltd. (South Korea).
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Warranty Coverage
The Strong 210 e-file is covered by a 1-year limited manufacturer warranty from the date of purchase.
This warranty covers:
• Manufacturing defects
• Technical malfunctions under normal professional use
• Electrical or mechanical failures not caused by misuse
All warranty services are provided exclusively through an authorized service center in the United States.
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Service Process
• The customer is responsible for shipping the device to the service center
• Return shipping after repair is covered by the service center
• Warranty service requires:
• Proof of purchase
• Original warranty documentation (if provided)
Repair time may take up to 30 business days, depending on the issue.
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Important Usage Notes
• A slight vibration is normal due to the high speed
• Mild heating of the handpiece or control unit during operation is also normal
However, if you notice:
• Excessive vibration
• Unusual noise
• Overheating beyond normal levels
→ Please contact the authorized service center for evaluation.
Warranty Limitations
This warranty does not cover:
• Damage caused by improper use, dropping, or physical impact
• Incorrect voltage or electrical misuse
• Normal wear and tear (including bearings, brushes, handpiece components)
• Damage to cables (twisting, bending, pinching)
• Unauthorized repairs or modifications
Additional Recommendations
To ensure optimal performance and longevity:
• Use the device according to professional guidelines
• Avoid continuous operation at maximum speed for extended periods
• Regularly clean and maintain the handpiece
• Store in a dry, safe environment
Need Assistance?
If you have any questions regarding your device, warranty, or service process, please contact the authorized service center or reach out to our support team — we’re always here to help: info@nbmsupply.com
