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One of the most popular products ! Dental Carbide burs FG1957and FG1958 Crown cutting drills/Dental carbide burs/Dental tungsten.Diameter: 1.6mm
Length : 19mm
Package : 10pcs/box ISO : 500 314 139 008 010 (FG1957)
ISO : 500 314 139 008 012 (FG1958)
Crown cutting burs is a kind of dental burs,it is made of special tungsten steel with high hardness and high strangth,one needle has three usages. The ball drill is replaced by the dental broken hole one. Little noise,fast cutting, and its smooth are one or three times than nomal model. It be used for crown cutting or drilling. One piece of this crown cutting burs equal to 3 or 4 piece of normal crown cuting burs.
2. The way of usage
2.1 When cutting metal crown, long needle and the crown surface of the bur should keep at 30 to 45 degree Angle.
2.2 Use the Single way to pull cutting repeatedly then can cut metal crown.
2.3 When cutting metal crown, should be watering enough and keeping clear view.
2.4 When pull cutting by single way, do not remove the burs to prevent the bur broken.
2.5 Cutting metal crown by light force.
2.6 There is two type of FG crown cutting burs, standard type and long type. The standard type be used for back teeth, the long type used for metal crown of front teeth
The crown cutting burs is not using for grinding and removing tooth body, it is using blade to cut tooth body. after that the surface of tooth will be very smooth.