The slow-speed handpiece dental drill turns much slower rpm's than the high speed. It is used primarily for removal of decay and polishing of teeth or fillings. It is also used, out-of-the-mouth, for adjusting acrylic appliances. The slow speed handpiece turns at about 600 … [Read more...]
Dental Drill (High-speed Handpiece)
The high-speed handpiece dental drill is used for preparing a tooth to receive a filling or crown, or may be used to section a tooth or remove bone. Modern highspeed drills turn about 200,000 to 420,000 rpms and have very little, if no torque; therefore, needing only a very … [Read more...]