This made in the USA Carbide bur mounted on a 3/32" (2.35mm) diameter mandrel. The largest diameter of this pointed flame shaped bur is 4.6mm tapering down to .5mm. The length of the cutting part of this bur is 10mm. These made in the USA burs are hand cut and all measurements are approximate.
These long lasting Carbide burs are great to use on hard metals or anytime you want fast cutting on precious metals of any kind. These Carbide burs have 3/32" (2.35mm) shanks. Long-lasting carbide combined with a new technique of alternate diamond cutting on most burs provides features never possible before. Fast material removal-Reduced vibration-Long tool life-Smooth cutting action -Minimum heat build-up-Minimal clogging