3 wing
Customized
API
Jobber-length
Twist Drill Bit
Solid Carbide
Well Drilling
Custmized
3
Customized
Customized
tianrun
Wooden Box
140*140*200
China
82071910
Product Description

Specification Overview | |||
Type | Dimension | Thread Connection | |
inch | mm | ||
3-wing step type | 3 1/2~17 1/2 | 88.9~445 | N Rod,2 3/8''~6 5/8'' API REG/IF |
3-wing chevron type | 3 1/2~8 | 88.9~203 | N Rod,2 3/8''~4 1/2'' API REG/IF |
4-wing step type | 7 7/8~17 1/2 | 200~445 | 3 1/2''~6 5/8'' API REG/IF |
4-wing chevron type | 3 1/2~6 1/2 | 88.9~165 | N Rod,2 3/8''~3 1/2'' API REG/IF |
drag bit blades | 5 1/2~17 1/2 | 140~4445 | |
Note:Special size is available by given sample pr drawings. |




1.Why choose us ?
We have rich experience in this industry for many
years.Now our products are serving around the world.we have High Quality, Competitive Price, and Fast Shipment.
2.Do you offer any custom designs?
Yes,we have our own trade factory. We provide services to top range partners.Produce a superior product for you by your designs.
3.How To Order ?
Step 1, please tell us what model and quantity you need;
Step 2, then we will make a PI for you to confirm the order details;
Step 3, when we confirmed everything, can arrange the payment;
Step 4, finally we deliver the goods within the stipulated time.
4. When will make delivery ?
About 7 work days after receipt of the payment.