8 1/2" rock drilling auger bit/ tricone bit / rock drilling auger

rock auger

1.Reliable bearing
2.reasonable price
3.quality assurance

TCI rock bits rock auger

1.Soft formations(417,437,517,537)

Features large chisel-shaped inserts to provide the highest penetration rate in the softest formations such as shales,clays, limestone and sands.

2.Soft to medium formations(617,637)Designed to drill effectively in formations such as hard limestone, dolomite, hard sands, and other formations with hard cherty.

3.Medium to hard formations(737)

For extremely hard formations such as chert, granite, flint, and taconite. Features short, closely spaced inserts to ensure maximum penetration rate and wear resistance 

Milled tooth rock bits rock auger

1.Soft formations(114-117)

These bits are designed to drill the softest formations such as soft shales,red beds, and clays, with high durability and maximum penetration rates.

2.Soft to medium formations(121,124,126,134,136,137)

These bits are designed to drill formations such as shales, medium soft limestone, Medium sandstone and other formations with intermittent hard streaks.

3.Medium to hard formations(213,214,215,217)

These bits are designed to drill formations such as hard sandstone, dolomite, and broken formations with hard cherty streaks

4.These types of bits have some common features,as follows

1.Force balanced,resist impact to the blade during high speed drilling,to make bit work stable.

2.Plus wear knot section,reduce collision in the hugh-speed rotational vibration.

3.Patented matrix formulation,extended bit life.

4.Optimal hydraulic desigh,easy to move out the drill cuttings and cooling.

5.Equipped with back reaming teeth.

6.The cutter is high performance to increase the ability of anti-impact and anti-abrasive.

 Packing: Wooden case or as clients' request.

Shipping: By sea or by air for exporting goods. 

1.We will keep track of each customer to get the feedback of product quality and service. And we will make 

an amendment according to your feedback.

2.If the product size is wrong, we will send the right one freely.

3.We guarantee the high quality. Please feel free to contact us if you found any damage. We will solve the 

problems ASAP.

4.We can provide product repair services.

   The optimaler price, the best quality, the fastest speed, the best service.Your every piece of advice to us we will be very seriously treatment. If you have any suggestion to us, please surely tell us by mail in a timely 

manner You are not just a visitor, but our partner in common progress. 

Sincerely hope to cooperate with you.

Cangzhou Lockheed Drilling Equipment Parts Co., Ltd. is a professional manufacturer of drilling equipments 

and tools which is located in Hejian City, the centre of the triangle of Beijing, Tianjin and Shijiazhuang, enjoyingconvenient transportation.  

  Our products Including below three series with full model types:  

Drilling Bit: rock roller bit,tricone bit,pdc drill bit,single bit,cone bit and hole opener; 

Well head tools: manual tong,elevator,slips,stabilizer;

Workover Fishing Tools: releasing spear,junk basket, overshot,reversing sub,die collar, fishing tap etc. 

   Our staff are professional and experienced. By the hard efforts and united cooperation, we have establisheda wide sale network. Striving for excellent quality, better price and perfect service. Welcome new and old 

customers to order. 

1. How to order the products? 

Answer: 
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. 

2. About lead time and shipping time? 

Answer : 
The lead time depend on quantity of order. Usually shipped by sea, small order or urgent order we can send you by air after received your agreement. 
According the distance from china to your port, usually from China to European about 25 days. To West of American 20 days.

3.Can I expect a quality products? 

Answer : 
Yes. All our activities are accredited to ISO 9001:2008 and API, both in products and services, at the same time, mature production technology ensuring the quality satisfy international request. 

Pls do not forget to add below information in your inquiry which will help us to give you the exact quotation at the first time: 

1) the size of the tricone bit you need

2) the IADC code of the bit, like 537G

3) the drilling information of the layer

4) quantity 

Welcome visit our page, any need pls feel free to contact me. 

I'm Bonnie, always at your service!