This high-performance manual bellows-sealed angle valve is engineered for small-to-medium high vacuum systems. Utilizing high-pressure die-casting for superior density and bellows sealing for zero-leakage performance, it offers exceptional stability and durability. Available in aluminum or stainless steel with standard ISO-KF and ISO-K flange options, it is the ideal solution for precise manual control in research labs, semiconductor tools, and analytical instrumentation.