Burs Flashcards
(8 cards)
1
Q
What is a 1/4-10 bur?
A
round
2
Q
What is a 33 1/3- 39 bur?
A
inverted cone (length same as width)
3
Q
What is a 55-61 bur?
A
straight fissure
(elongated fissure)
4
Q
What is a 169-173 bur?
A
tapered fissure bur
(sightly tapered cone small end directed away from shank)
5
Q
What is a 329-333, 245 bur?
A
pear shaped bur
6
Q
what does it mean if a bur has a 9 as the first number?
A
used for deep proximal boxes, does not cut on the side
7
Q
What is a 555-561 bur?
A
crosscut STRAIGHT fissure
8
Q
what is 700-703 bur?
A
cross TAPERED fissure
