Home › Blog › Buying Guide › What Do Buyers Look for Before Investing in a Pre-Owned, Used, Secondhand, Surplus CNC Equipment Before Purchase BROTHER S700X1 CNC Tapping & Drilling Machining Center made in Japan Here’s a detailed “what to look for” / due diligence checklist when evaluating a pre-owned / used / surplus Brother S700X1 (aka Brother Speedio S700X1) CNC drilling / tapping / machining center (3-axis vertical type with drilling/tapping specialization)....