Frequently Asked Questions (FAQs)

  • Where Are We Located?

    MTI Dental (Offices & Manufacturing Facility)
    131 Birch Street
    Coatesville, PA 19320


  • What is the Process for Repairing Equipment?

  1. Call MTI Dental (610) 679-5280, and you will be assigned an RMA (Return/Repair Merchandise Authorization) number.  Please include your RMA number with a brief description of the problem you are experiencing with your handpiece.

  2. Please be sure to AUTOCLAVE handpiece(s) BEFORE sending them in for a FREE evaluation.

  3. Please write “ATTENTION: Repair Department” on the outside of the package.

  4. Repairs are evaluated in the order they are received.


  • What is the Turn-Around Time for a Repair?

    • Once received, repairs take only a few days (typically 2-3 business days).

    • Vendors must approve ALL repairs BEFORE equipment is repaired and returned to the customer. 

    • MTI will NOT drop ship repairs to customers unless instructed otherwise.


  • How Do the MTI Full HPs Differ from One Another?      



Pro 5

Master Pro 5

Prophy Airlite

Master Prophy Airlite

20,000 RPMs

5,000 RPMs

5,000 RPMs

5,000 RPMs

3,500 RPMs

3,500 RPMs

2-4 Hole-Forward/Reverse Option

2-4 Hole-Forward/Reverse Option

Forward Only

Swivel quick disconnect - Forward Only

Polishing Hand Piece -Forward Only

Polishing hand piece with 360° swivel quick disconnect-Forward Only

Fits Doriot-Style & Prophy Cups

Fits Doriot-Style & Prophy Cups

Fits Doriot-Style

Fits Doriot-Style





  • How Long Does it Take to Ship and Who Does MTI Use to Ship Packages?

Shipping takes 2-7 days depending on where the customer is located. MTI Dental uses USPS, Fed Ex, and UPS to ship packages.


  • Are MTI HPs Safe to Autoclave?

Yes. MTI Dental recommends customers use Rite Lube before and after autoclaving hand pieces.


  • Can you autoclave the motor and attachments together?

No. All attachments should be unattached from each other before autoclaving.


  • How Do You Oil the Handpieces and the Attachments?

The customer should lube their MTI hand pieces through the air drive tube (longer of the 2 prongs located on the back end of the hand piece). 
It is the only line that leads directly to the turbine or vital moving parts.


  • What Lubricant Should I Use?  

MTI Rite Lube – this is a mineral oil used before and after autoclaving.


  • What is the Return Policy?

If for any reason you are dissatisfied with an MTI product you can return it within the first 30 days for a full refund.
The rest of the return policy is located HERE.


  • How Do I Know When MTI is Running a Sale?            

Check the website ( or call (610) 679-5280 for current promotions and price breaks on quantity.


  • Which Distributors Carry MTI Products?

Hayes Handpiece, Benco, Henry Schein, Patterson, and many others.


  • Can You Send Me Promos in the Mail?            



  • What is a Coupler?         

A coupler is an attachment that runs from the tubing to the hand piece that allows a quick disconnect, as well as a 360 degree swivel to prevent hand fatigue. Visit the Quick-Disconnect Coupler product page for more details.


  • Do You Warranty Your Repairs?



  • Does MTI Dental Sell the Electric Classic Motor?

Not at the moment but MTI is in the works to introduce a new electric handpiece with the same reliability as our customers have come accustomed to… Stay Tuned!


  • Do We Sell Motor Kits?

Yes. MTI is usually able to accommodate their customers’ requests.


  • Does MTI Repair Non-MTI Handpieces?

Yes.  However, it is not recommended, nor is this type of repair covered by a warranty of any kind.


  • Do You Oil Lube-Free Handpieces?



  • Can I Pay with a Credit Card?

Yes. Credit card payments are the preferred method, details can be filled in on the web or over the phone for a safe transaction.


  • Do We Sell & Ship Internationally?

Yes. International customers should please call for assistance.