?This burr is made of high quality diamond and alloy,for long life service, recommend to use coolant(such as water) on the obj surface when you using.
?Cylinder shape design, grinding diameter is 8mm. 3mm mandrel diameter fits most rotary tool or bench grinder.
?60 grit great for rough grinding surface of materials.such as ceramic, glass, precious stone, alloy and many other abrasive materials.
?Suitable for cleaning, sharpening, deburring, grinding, rust protection, etc.diamond grinding bits is Ideal tools for processing various molds, stone, glass, jade carving and others.
?Package included: 12 Pcs diamond mounted grinding burr.(Somebody also use this burr for dog nail remove)
