1. Use: grinding wheel for machining of glass: glass thickness, jade, jade, , and other building materials.
2. the correct use method: electric drill speed 3600 rpm, bench drill and machine speed in 6000 ~ 10000. The water must be polished so as to achieve the best effect.
3. About how to choose the explanation: if the material thickness of 8mm, choose the appropriate 8mm grinding wheel.

Specification:
Shaft diameter: 6mm
Outer diameter: 20mm
Grit:150
Width: 5mm
Colour: As Shown
Material: electroplating emery

Package Contents:
3 x grinding wheel