Needle valve
<img src="https://eng-calculations.com/SVG/Hydraulic_engineering/Valves/Needle valve.svg" alt="Needle_valve" title="Needle_valve">
https://eng-calculations.com/SVG/Hydraulic_engineering/Valves/Needle valve.svg
<img src="https://eng-calculations.com/SVG/Hydraulic_engineering/Valves/Needle valve.svg" alt="Needle_valve" title="Needle_valve">
https://eng-calculations.com/SVG/Hydraulic_engineering/Valves/Needle valve.svg