Company Description
handong coalfield drilling tools factory, Shandong coalfield geologic drilling tools factory , are a company based in China and specialized in supply of oil casing, tubing, PDC bits, and other equipments to Oil & Gas industries in the past 30 years. The mill produces 60, 000 MT of pipes per year in accordance with quality norms ISO 9001, API Spec5CT. Quality control of production is provided by physical, mechanical, technological and chemical tests. The mill has within assortment- Casing pipes 4 1/2 " - 13 3/8 " (API-5CT);- Tubing pipes 1.9 " - 4 1/2 " (API-5CT);- PDC bits series;-anchor bits series;- coal drilling tools Web-site:xxxxx