Simplified Roller Bit with Low Budget for Piling

• Customized: Customized
• Standard: API
• Length: Stub-length
• Type: Center Drill Bit
• Material: Tungsten Carbide
• Transport Package: Wooden Case
• Trademark: SUPERIOR
• Origin: China
• HS Code: 8207191000
• Production Capacity: 50000 Pieces Per Year

Product Description

	name	hdd roller cone
	Size :8 1/2"	IADC Code:617
	Sealed Type:rubber sealed	Thread:4 1/2" REG PIN
	Weight:18KGS	WOB(kN/mm):0.35~1.05
	Rotary Speed(RPM):110~40	Make up torque(N.m):9,500~12,200
	Packing: Plywood box(free-fumigation)	Industrial standard:SY/T5164
	Application:Soft with low compressive strength and high drillability, such as shale, clay,salt bed ad soft limestone,etc.

Company Information
Established in 1989, Beijing Superior Drilling Equipment Co., Ltd is a comprehensive enterprise with highly specialized expertise in design, R&D and manufacture of tri-cone and PDC drill bits. We cover an area of 27 acres in the vast expanse of central Hebei Plain, surrounded by the major oil fields and enjoy favorable transport convenience. 

Our products are certified by API7-I, ISO 9001: 2008, ISO14001: 2004 and OHSAS 18001: 2007. Our products have been marketed in major Chinese provinces, municipalities and exported to over forty countries and regions in Europe, Asia, Africa and Americas, with good reputation ascribed to our superior quality and competitive price. Equipped with advanced technology, facilities and management, we are manufacturing high performance tri-cone drill bits and PDC bits applied in oil, gas and mining exploitation, complying with highest technical quality standards and API specification. 

"Quality First, Customer Foremost" is the permanent principle we are adhering to and we are looking forward to establishing long-term mutual business partnerships with customers around the globe.

1. Our Main Products:
   Tricone bit  
   Hole opener
   Roller cutter
   PDC bit
    

 FAQ
1. Is your company a distributor or a manufacturer?
A:  Yes,We are a professional Rock Bits manufacturer   in China.
 
2. How  about your products?
A : All our activities are accredited to ISO 9001:2008, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request.
 

  3.what is the Packaging & Delivery?
  A:We used high quality export carton or standard export woodern case
 
 4.what is the time about the delivery?
   A: repared to deliver within 1 week, if in stock.
Depends on order quantity, when out of stock,7-30days
Transportation:By sea or air
 5. How to order the products?
A: Send the inquiry with detail item description or with Model number. If there is no packing demand we take it as sea-way packing. If possible please attach one reference picture to avoid any misunderstanding or any links from our website for we get a better understanding.