Diamond Burr Drill Bits Polishing Rotary Tool Carving Engraving
Shank Diameter: 6mm
Grinding head diameter: 12-25mm
Grit: 46/100
Material: Brazing Alloy
Product use: Jade, jade, agate carving, etc
Product features: brazing process, wear resistance, and durability..
Attention: The data is for reference only. Due to manual measurement, there may be positive or negative tolerances in the data.
Package Including: