The Pneumatic Handwheel Two-Drive Tank Bottom Valve is a high-performance industrial valve designed for precise control of fluid flow at the base of storage tanks. Equipped with a dual-drive system combining pneumatic actuation and manual handwheel operation, it ensures flexible, reliable control even in emergency situations. Constructed from durable stainless steel and high-quality sealing materials, this valve delivers corrosion resistance, leak-proof performance, and long service life. Ideal for chemical processing, water treatment, food and beverage, and pharmaceutical industries, it enhances operational efficiency, safety, and process automation while providing easy maintenance and quick installation.