Home › Blog › Buying Guide › From Factory Floor to Your Workshop: Evaluating a Pre-Owned , Used , Secondhand, Surplus CNC Machines Before Purchase TSUGAMI BS20-III CNC Swiss Lathe made in Japan Here’s a detailed, domain-specific evaluation framework you can use when assessing a pre-owned / used / surplus TSUGAMI BS20-III (or variant such as BS20(C)-III) Swiss (sliding head / gang) CNC lathe before purchase....