If you’ve worked with dental handpieces for a while, you already know how much smoother your day goes when they’re running the way they should. And if you’ve ever had one suddenly lose power, start screaming, or completely quit mid-procedure… yeah, that’s a whole different story.

At Handpiece Express, we’ve been repairing handpieces for over 30 years, and after fixing more than 80,000 of them, we’ve seen every possible way things can go wrong. But the good news? A lot of that damage is totally preventable with some simple everyday habits and some easy dental handpiece maintenance.

So let’s break down what actually keeps a handpiece healthier, longer, and what quietly destroys it behind the scenes.

Keep Track of Your Maintenance

Need help tracking your equipment use, maintenance, cleaning, and repairs? Order a FREE repair log book from Handpiece Repair and have all the information you need in one convenient spot!

Go Easy on the Cutting Pressure

One of the biggest handpiece killers we see is too much lateral pressure while cutting. When you lean too hard, the bearings take all that force, at an angle they are not designed for and over time, it takes a toll on these miniature precision bearings. 

Think of it like this:

The bur should be doing the work… not your arm.

Try:

  • Keeping your touch lighter than feels natural
  • Swapping out dull burs instead of forcing them
  • Letting the turbine stay in its “happy place” (rpms) without strain
  • Use a larger more durable head for heavy aggressive cutting

You’ll feel the difference in smoothness, and your bearings will thank you later.

Use the Right Air Pressure

Dental handpieces are running faster than any other moving object on earth. They are already pushing the performance envelope for these tiny precision bearings at the correct air pressure. When you crank up the pressure going into the handpiece, you are rapidly accelerating bearing wear and repair cycles.

  • Always use the manufacturer’s recommended air pressure 
  • Air pressure should only be measured at the end of the tubing where the handpiece connects
  • Too little air pressure will result in the clinician “leaning” on the handpiece more which is also detrimental to the bearings (see point #1) 
  • Too much air pressure can backfire by creating too much back pressure in the handpiece head which can impede the speed of the turbine

Get Moisture Out After Each Use

Moisture is basically the enemy of every moving part inside your handpiece. It creeps in, sits where it shouldn’t, and eventually causes rust, clogging, or metal oxidation.

A super simple fix?  Please allow your sterilizer to run through the full drying cycle when autoclaving handpieces. 

Tip:  always place the sterilization bags paper side up IN the chamber, and in storage after sterilization to allow the excess moisture to evaporate through the paper side 

This tiny habit makes a huge difference in long term performance.

Handpieces Love Oil!

Handpiece bearings are the fastest moving object on planet earth and 6,000 revolutions per second! They are tiny and precisely engineered for these outrageous speeds, but they have to be lubricated to keep them performing at this level. 

Remember:

  • Lubricate handpieces after EVERY use 
  • Be sure to use the proper lubricant nozzle for your handpiece 
  • Take time to run out the excess oil BEFORE autoclaving to prevent baking it into gum in the sterilizer 
  • We recommend aerosol spray lubricant exclusively, so you can see the oil penetrating all the way to the handpiece head – it should drip out so you KNOW you have reached the bearings

Your handpiece will run smoother and last longer when it’s getting the care it was designed for.

Do Not Use Chemical Wipes on Your Handpieces

You are required to heat process your handpieces in an autoclave between patient uses. This will kill ALL life forms. Introducing any chemicals into your handpiece is asking for trouble. We see all kinds of corrosion and damage from these chemicals leaching into the interior of the handpiece while heated. There is absolutely no need to use any type of chemical agent on the exterior of the handpiece prior to sterilization, but you do need to remove any bioburden of course.

  • Only use a soft brush under running water to clean the handpiece 
  • No need to dry the handpiece, it is going into a steam saturated environment in the autoclave

Simply using water as your cleaning agent will prevent chemical damage inside the handpiece that you can’t see.

Pay Attention to Early Warning Signs

Handpieces don’t usually break without warning. They almost always “talk to you” first. After working with tens of thousands of them, our team can say confidently, early signs are real, and catching them early saves money. 

Watch for:

  • Loss of torque, or power, over time
  • Excess heat
  • High-pitched squealing, or grinding noises 
  • Excess vibration
  • Bur wobbling or slipping

If something feels even slightly off, don’t push through it. That’s when small problems turn into big repair bills.

When Your Handpiece Needs Repairs, Call Handpiece Express

Taking care of your handpiece doesn’t have to be complicated. A few small habits can dramatically extend its life. And pairing those habits with experienced technicians ensures your handpiece stays reliable, safe, and smooth for years to come.

Have a handpiece that could use a professional repair? Request a free mailer kit today and send your equipment in to Handpiece Express!

Have a question about our services? Call Handpiece Express at (800) 895-7111 or contact us online to speak with one of our specialists.