Dental Lab Stone Grinders and Polishers
Dental Lab Stone Grinders and Polishers at . Compare specifications and request a quote from leading suppliers.
Mortar and pestle - Wikipedia
Mortar and pestle are implements used since ancient times to prepare ingredients or substances by crushing and grinding them into a fine paste or powder in the kitchen, medicine and pharmacy. The mortar ( / ˈ m ɔːr t ər / ) is a bowl, typically made of hard wood, metal, ceramic, or hard stone, such as granite.