Once you try these you'll never use old fashioned steel burs again! Long-lasting carbide combined with a new technique of alternate diamond cutting on most burs provides benefits never before possible! With 3/32" shanks. 

• Fast material removal.
• Smooth cutting action.
• Reduced vibration.
• Minimum heat build-up.
• Long tool life.
• Minimal clogging.
• Maximum tool control.