The Ameritool flat lap diamond discs are high quality electroplated diamond grinding pads with a balanced backing plate. These discs have a 1/2" center hole so they can be securely fitted to the Ameritool flat lap spindle. These discs are attached to the backing plate with pressure sensitive adhesive. These discs are tested in house before shipping to ensure they are balanced and ready to use on your Ameritool flat lap!
Calculated at Checkout