Piloting Drill Bit 12 1/4 Inch Tungsten Carbide Inserts Cone Bit

• Customization: Available
• Color: Golden or as You Wish
• API Reg Pin: 6 5/8 Inch
• Model NO.: 12 1/4 Inch
• Bearing Type: Journal Bearing
• Size: 12 1/4 Inch (311.2 mm)
• Transport Package: Wooden Case
• Specification: Tungsten Carbide Insert
• Trademark: superior
• Origin: Hejian, China
• HS Code: 8431432000
• Production Capacity: 100000 Pieces/Year

Product Description

The tricone bit is the most versatile drill bit on the market. It is the go-to drill bit in most styles of drilling. Whether you are drilling a water well or an oil well, Beijing Superior Drilling Equipment has the Tri Cone Drill Bit for you.Our product line also includes tungsten carbide insert (TCI) bits and steel tooth bits for the toughest drilling applications.

TCI Tricone bits offer a variety of carbide inserts such as spherically shaped inserts for very hard rock or conically shaped inserts for softer rock. The number of rows of inserts is directly related to the type of application and the size of hole to be drilled. There are also open and sealed bearings available as well as three types of shirttail protection to choose from.

Recommended Drilling parameters for Application

Bit Specifications						Recommended Operation Parameters
size	No of blades	Size of cutters	No of Nozzles	Gauge Length	Connection	Rotation Speed	Weight on Bit	Flow Rate
inch	pcs	mm	pcs	in	API	RPM	KN	L/S
5 7/8"	6	16	3--6	2--3	3 1/2"	60--350	20--100	20--30
6"	6	16	3--6	2--3	3 1/2"	60--350	20--100	20--30
8 1/2"	6	16	5--7	2--3	4 1/2"	60--350	25--120	25--38
9 1/2"	6	16	5--7	2--3	6 5/8"	60--350	25--120	30--40
12 1/4"	6	16	5--7	2--4	6 5/8"	60--350	30--140	40--60
16"	6	16	6--8	2--4	7 5/8"	60--300	30--200	40--70
17 1/2"	6	16	7--10	2--4	7 5/8"	60--300	30--200	40--70

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.
 
 6.What is the website about your factory?
  A:Our website is http://superiorbit.en.made-in-china.com