1)certified by ISO9001&API
2)optimized ROP and bit life,
3)longer drilling intervals without need for tripping
Hejian Huanyu Petroleum Machinery Co., Ltd. Specializes in designing, manufacturing, marketing and serving the high performance diamond bits and drilling tools used in petroleum industry. The company is established by the top experts of the field, and equipped with advanced equipments and facilities.
Our diamond bits named HuanYu, which ranging from 3"to 26", All the products have been awarded the ISO9001 certificate.
Furthermore, the experienced and knowledgeable service team will ensure all the superior performance of our products in both the domestic and international market.
Hejian Zhongcheng Bit Manufacturing Co. Ltd...(SRF) was established in 1997. It is a privately owned and proudly company. We have grown to become a leading manufacturer of tricone bit and supplier of high quality drilling tools & equipment, and we excel in designing, manufacturing, and distributing construction industry drilling tools as well as finding custom solutions to complex problems. Our goal is to provide our customers with the best quality tools, accessories and service in the industry. We are supported by many years of experience, trained professionals and a full machine shop.
Hejian Zhongcheng Bit Manufacturering Co. Ltd, our brand "SRF" maintains a strong reputation in the construction, exploration, water well, geothermal, mining, and oil & gas industries as a company that can provide dependability and high quality products at excellent value.
"SRF" includes: Tricone bit( steel tooth & TCI bit), PDC drill bit (marix & steel body), step drag bit, HDD Reamer bit (Hole opener), Stabilier, Drill pipe, drill rod, Rock Auger, ^^
Our broad spectrum of customers allows us to offer a dynamic range of products and solutions, you can trust us to meet your industry"s demands. From working with drilling tool designers, custom part design, drafting, implementation to machining fabrication, assembly and distribution, we are ready to meet any of your industry"s drilling challenges. At "ZHONGCHENG" we feel it is important to work closely with both our customers and suppliers to develop a relationship based on trust and cooperation.
Our company"s machine shop uses state of the art CNC's to manufacture parts to extremely high precision and accuracy. We constantly acquire and stock quality raw materials to reduce lead times on our products, and work closely with our customers to continuously improve their products in an effort to reduce their cost per foot when drilling.
"Hejian Zhongcheng Bit Manufacturering Co. Ltd. (SRF)" has a large machine shop with numerous high quality CNC Lathes and Mills including a 4 Axis 26" Diameter Spindle Bore Lathe. We have a large welding area, and commonly preform ARC, MIG, TIG and pressure welding applications. So if you have any request for the Drill bits, drilling tools, please Call us or send inquiry to US at any time.
