0
it is expensive because the metal in the drill is solid hard and the harder it is the more expensive.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
How did dentists fix teeth before the invention of the electric drill?
Before the electric drill, dentists used chisels, or manual drills.
Do dentists drill teeth on the first filling?
dentist do drill teeth on the first filling to get rid of it.
What do dentists do during business hours?
We drink a little and drill a lot!
What things use pnematics?
new pneumitically operated forklift dentists drill bus doors
Is a rock drill expensive?
Yes, rock drills are usually diamond tipped and are very expensive.
Dentists in Puerto Rico are cheap?
Not True. Dentistry is relatively expensive in both the States and in the Territories.
What is as bench drill?
a big drill that sits on a bench. it has a large metal frame, and you turn it on and then pull down the handle, which lovers the drill bit, therefor drilling the hole. it is more powerful than a conventional drill, and more expensive.
What is the average size of a turbine?
Turbines range from the air turbine in dentists drill to very large units at steam power plannt. There is no way to deterine the average size.
Can dentists afford expensive cars?
What an odd question? Just about anyone can afford an expensive car if they (a) are willing to save up for it, and (b) are willing to sacrifice life's other experiences/objects!
Is a vsr drill a hammer drill?
No a VSR is not a hammer drill. VSR means Variable Speed Reversing. This is because in the old days most electric hand drills ran at a fixed speed and often could not reverse. -A hammer drill has a much more complex transmission than a standard drill, and is much more expensive.
How do you drill stainless steel?
You have to use the hardest, most expensive drill bits you can find. Use a drill press when possible, and cutting paste. Use a slow speed and firm pressure. If you use a high speed, too much heat is generated and the steel will harden and blunt the drillbit.
Why is plastic used in electric drill?
Drill cases are made of plastic to keep the operator from being electrocuted. This is called "double insulation" - the wiring inside the drill is insulated, and the case of the drill is a second insulator. Some of the gears in a drill are made of nylon because nylon is strong enough for the application and it's less expensive to form into a gear shape.
