Profile: Cementing Technology & Equipment Ltd. is involved in the design and manufacture of centralization products and float equipment. The product line also encompasses casing attachments, cementing plugs, stage cementing collars, and plug dropping cement heads. We offer series 500 mechanical stage collar and plug set for applications where the opening trip device can gravitate to the stage collar. The stage collar features a two-piece outer construction with internal sleeves that have anti-rotation internal locks to prevent rotation during drill out.