Crimson Oil Field Services - Largest producer and supplier ...
2020-8-5 · COS is a leading API & ISO 9001-2015, 11960:2014, 10427-1:2001 certified manufacturer of cementing & casing accessories. Our products include Cementing Products – Float Equipments, Bow Spring Centralizers, Solid Rigid Centralizers, Spirolizers, Turbolizers, Cementing Plugs, Mechanical and Hydraulic Stage Tools, Cross-overs, API Modified Thread