| 215.9mm API 8 1/2"IADC127 Steel Tooth Bit Milled Tooth Bit for Well Drilling | |
| Bit Diameter | 8 1/2"= 215.9 mm |
| IADC Code | 127 |
| Product Standard | API Spec. 7-1 |
| Pin Thread | API Reg. 4 1/2" |
| Sealed Bearing | Metal Sealed Journal Bearing |
| Normal WOB | 0.5~1.05 KN/MM (Bit Diameter) |
| Gross / Net Weight | 40 / 45 Kgs |
| Packing Size | 200 X 200 X 300 mm |
| Rotary Speed | 200~70 RPM |
| Cutting Structure | Hardfaced tooth surface and gage,high cutter exposure and the gage fitted with compacts |
| Drilling Formation | Soft with low compressive strength and high drill ability ,such as shale,clay,salt bed and soft limestone,etc |
 | G - Guage Protection Special carbide inserts are strategically fixed on the back of cones to effectively reduce wear in abrasive formation and directional and horizontal wells and extend the bit life. |
 | L - Bit Stabilization The function of bit stabilization is for improving working situation of bit,which can effectively protect head abd compensator recess in well drilling. |
 | C -Center Jet Center jet can avoid bit balling,eliminate resorting area of fluid at bottom hole,expedition upward flow of cutting and improve ROP.Its suitable for drilling in soft to medium soft formations with low compressive strength and high drill ability. |
 | T -Enhanced Carbide Inserts The enhanced carbide inserts in heel ,gage rows and head OD can make the bit to work long time and better performance when drilling in more abrasive ,hard and extreme hard formations. |
Cangzhou East Drilling Tools Co.,ltd
As one of the professional suppliers of tricone bit and PDC drill bit in China
* we have more than 500+ clients around the world
* 16+ years export experience can offer good service for you
So if you have any inquiry,pls feel free to contact us !
Export Packing
Plywood box is the most popular packing for tricone bit,we also accpet special packing reqirement before shipment or production.For example ,Carton Box Design with your company name.
Delivery Time
Usually we have stock for the normal sizes of tricone bit ,so the delivery time will be 2-3 work days,we need the time to paint and packing.
If we dont have stock or stock is not enough,we will need 7-30 work days to produce as your requirement.
then the exactly lead time will depond on your required quantity.
Q: Are you trading company or manufacturer ?
A:We are factory and has exported many years.
Q: How long is your delivery time?
A:Generally it is 5-10 days if the goods are in stock. We need produce time 7-15 days if the goods are not in stock, it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A:Yes, we could offer the sample for testing with very good price but is not free,we can reduce some money for further coopertation .
Q: What is your terms of payment ?
A:If the goods on stock, 100% in advance. If the lead time more than 10 work days,Payment 30% T/T in advance ,rest balance before shipment,or 100% payment in advance through Alibaba.com.
If you have another question, pls feel free to contact us as below:
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