we've been very pleased to introduce our newest engineering machines able to working at speeds exceeding five hundred RPM. We are the only real maker providing machines with this particular degree of speed, making https://www.youtube.com/watch?v=-nQTR6bXhfU&list=PLZ3DkIWtVYetfvXsAvY04--yisQJg2WWI&index=9&pp=iAQB