About Us

Hejian Zhongcheng Bit Manufacture 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 PDC bits 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. 
Hejian Zhongcheng Bit Manufacture Co.LTD, our brand "SRF",
"SRF" includes: Tricone bit( steel tooth & TCI bit),PDC drill bit (matrix & steel body),step drag bit,HDD Reamer bit (Hole opener),Stabilier,Drill pipe,drill rod,Rock Auger,bit breakers,bit subs,barrel reamer,open reamer ,rock reamers,diamond core bits,concave pdc bits,barrel reamers,open reamerbits,rock reamers,^^
 "Hejian Zhongcheng Bit Manufacture 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.
• Mining Bits
• Oil Well Bits
• Water Well Bits
• Geothermal Bits
• Environmental Bits
• Construction Bits
• Exploration Bits
• Blast Hole Bits
SRF Bit carries a complete line of the following:
• New and Surplus Bits
• Rerun and Retip Bits
• Blade Bits
• Hole Openers
• PDC drill bits
For tricone bit,size range:3"-26".
For PDC drill bit,size range:5 1/2"to 17 1/2"
SRF Bit carries all brands of drill bits, such as, Kingdream,Lilin,CS,Hughes, Smith,.
SRF Bit will also buy any scrap bits, junk bits or used bits you have.
We import and buy surplus used tricone bit ,scrap PDC bit through our Dubai branch office from worldwide.
Contact us now to get a quick, competitive quote for any drill bits you need.

Member Information

Date Joined:	2014-02-19 15:33:09
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