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12 Cards in this Set
- Front
- Back
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designed with no retention grooves in the shank end |
friction grip bur |
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grooves in the cutting portion of a bur that resemble pleats |
flutes |
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rigid and stronger than steel; remains sharper longer |
tungsten carbide burs |
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narrow portion of the but that fits into the handpiece |
shank |
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has a shank with a small groove at the end that mechanically locks into a contra-angle attachment |
latch type bur |
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sand paper discs are mounted on_____ |
mandrel |
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How did the first handpiece operate |
driven by a belt |
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most versatile hand piece in dentistry |
low speed |
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How fast does the low-speed hand piece rotate |
10-30,000 rpm |
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what attachment on the low speed handpiece is used to hold a latch type bur |
contra angle |
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how fast does the high speed hand piece rotate |
450,000 rpm |
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restorative burs are commonly made from what material |
tungsten carbide |
