Check the listing for details. Electric Tungsten Needle Grinding Machine Tungsten Rod Sharpener Grinder,. Condition: New, Made in China. Listed at 397.59 USD. The old version and the new version are randomly distributed, please know Specification: Product name: Electric Tungsten Needle Grinding Machine Model: SZSY-D3435-230VDC Voltage: AC 220-230V 50-60HZ Power: 60W Grinding angle range: 0-60° Grinding range of tungsten needle: ≥40MM Grinding tungsten needle diameter: 1.6-5.0 Working beat: 2PCS/MIN Wheel speed: 5000RPM Diameter of grinding wheel: 90MM Power cord length: 1.6M Net weight: 4KG Machine size: 230x160x180MM