We offer a range of vacuum flanges: KF, large ISO and CF vacuum flanges, blind or bored. CF flanges are available with clearance or tapped (metric or imperial) bolt holes. Standard material is 304L, but we also supply flanges in 316L, 316LN, aluminum and titanium. Let us know what you need and we will be pleased to quote. Feel free to send us part codes from other manufacturers, we will recognize them.