Home › Blog › Buying Guide › CNC Specialist’s Guide: Selecting the Right Used, Surplus, Secondhand, Pre-Owned KASTO KASTOspeed C 9 Circular Saw made in Germany Here is a CNC Specialist’s Guide to selecting a used/surplus/pre-owned KASTO KASTOspeed C 9 circular saw (manufactured in Germany) — what to inspect, what pitfalls to avoid, and how to ensure you get a reliable machine rather than a costly liability....