Home › Blog › Buying Guide › Smart Buyer’s Guide: How to Choose the Right Pre-Owned, Used, Secondhand, Surplus CNC Equipment Before Purchasing ROBOJOB Machinery Tending ROBOT R30IB When considering purchasing a pre-owned / used / surplus RoboJob (or equivalent) machine-tending robot such as the RoboJob R30IB, you’re entering a more complex decision space than buying a used CNC mill or lathe....