1. Home
  2. > Stone
  3. > difference between 2 stone and 3 stone grinders

difference between 2 stone and 3 stone grinders

May 30, 2019 The oldest stone tools that we have evidence for are from the earliest sites dated to the Lower Paleolithic--which shouldnt come as a surprise since the term Paleolithic means Old Stone and the definition of the beginning of the Lower Paleolithic period is when stone tools were first made .Those tools are believed to have been made by Homo habilis, in Africa, about 2.6 million years ago ...
As a leading global manufacturer of crushing equipment, milling equipment,dressing equipment,drying equipment and briquette equipment etc. we offer advanced, rational solutions for any size-reduction requirements, including quarry, aggregate, grinding production and complete plant plan. If you are interested in these product, please contact us.

Get a Quote
Chat Online
Hi,may I help you with products, price, etc?