Petromech servizi manufactures and remanufactures drilling spools, which is drafted to connect the bop and wellhead, both side outlets of spool can be connected with valves or manifold to prevent blowout. All drilling spools are designed and manufactured as per specific standards followed by the company. As per connection method, both flanged spool and studded spool are available. Drilling spools are designed to allow safe circulation of mud. Drilling spools usually have the same nominal end connections and the same nominal side outlet connections.