• Model NO.：8 1,2"(215mm)
• Machine Type：Drilling Tool
• Processing Type：Forging
• Use：Well Drilling
• Bearing Type：Rubber or Metal Sealed Bearing
• Suitable Formation：Soft to Meduim Formation
• Advantage：High Performance
• Nozzles：3 Nz
• Application：Limestone,Granite,Arenaceous Shale,Dolostone,etc
• API Connection：4 1,2"Reg
• Flow Rate(Lps)：10~30
• Weight on Bit(Kn)：0.3~0.7
• Make up Torque：16.3~21.7
• Transport Package：Original Package with Wooden Cases
• Specification：IADC517,537,617,637.
• Trademark：SIRUITE
• Origin：China
• HS Code：82071990
• Production Capacity：100piece,Pieces Per Month

Note: The upper limits of WOB and RPM in above table should not be used simultaneously.
 Note: The upper limits of WOB and RPM in above table should not be used simultaneously.

Notice: choose suitable bits pls according to the drilling strata at first

1. How is your bits quality?

Answer:   All our products are through professional ISO and API quality certification

2.How is your product packaging?

Answer: All our products are the original packaging with certificates and nozzles

3.Is there after-sales service?

Answer: it's a good question,we are pround of our after- sales service,why i can say that,we have comlete after-sale service system,ensure product which you bought,our product with 4 years warranty,more than this,  We have a professional technical team to help you solve all the technical issues

4.How to transport?

Answer:we have long term cooperation with logistics company,can be more timely delivery of the goods

Why Choose Us

    Our company SIRUITE Mechanical Equipment Co.,LTD experienced over 28 years in the area of drilling accessories,in area of drilling bits over 28 years.we have profeesional techincal team and engineers.we based in beautiful city Urumqi and other offices all over China.the key agency in city Hejian,Shanxi,Heilongjiang,Xian.of cause,our clients around the world.whatever do you want to purchase or knows about drilling types,we are in here waiting for your coming and asking.