H.M.C. would appreciate the opportunity to quote on any custom cylinders, small or large quantity runs, metric or large bore cylinders that your company might release for competitive bid. H.M.C. specializes in custom cylinders ranging from a size of 2" to 15" bores, single or multi stage. We also manufacture cylinders which require load holding port arrangements or single end porting.     H.M.C. provides certified welded cylinders with material test reports on all material used in its cylinder manufacturing. All cylinders are bench tested and guaranteed. H.M.C. is capable and qualified to meet your cylinder needs, and we look forward to having the opportunity to serve you.