Frequently Asked Questions
What is a 1557 bur?
A 1557 bur is a round end cross cut fissure carbide bur with an FG shank. It is the round end version of the 557 bur.
What is the difference between a 1557 and a 1558 bur?
They have the same shape. The 1558 has the larger head.
What does cross cut mean on a carbide bur?
The blades have notches across them, which reduce chatter and clogging and give better control.
What is the difference between a round end and a flat end fissure bur?
A round end bur leaves a rounded internal angle in the preparation. A flat end bur leaves a sharp internal angle.
Can these burs be sterilized?
Yes. They withstand repeated sterilization without rusting.
How many burs are in a pack?
Each pack contains 5 FG carbide burs, made in Israel.