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Micro-tool length changes in tungsten cemented carbide (WC-Co) by the desktop micro-ECM. (a) New tool with a diameter of 0.15 mm. (b) After machining in 5 V; tool length wear is 25 μm. (c) After machining in 10 V; tool length wear is 5 μm. (d) After machining in 15 V; tool length deposition is +12 μm. (e) After machining in 20 V; tool length deposition is +15 μm.
