04.2mm Steel 90 degree Hart Bur - Germany - 3/32 inch shank

4.2mm 90 Degree Hart Cutter Tungsten Vanadium Steel

• 4.2mm diameter, 90 degree, hart bearing cutter
• 1 3/4 inches in overall length
• 3/32 inch shank
• For use with Dremel and other rotary tools
• Tungsten Vanadium Steel has better strength and hardness than high speed steel
• Exact fluting guarantees the same quality cutting feel with each bur over and over again
• Constructed under stringent quality standards and exceed ISO specifications
• 9000 RPM maximum
• Both cone and inverted cones profiles are combined into one convenient bur that is great for getting into tight areas
• Hart cutters are for cutting seats for stones in prong, channel and flush settings
• Use on gold, nickel, silver, platinum, copper or bronze
• New but not in retail packaging
• Made in Germany