IADC 645/642
Metal Drilling, Masonry Drilling, Well Drilling
Roller-Ball-Roller-Thrust Button/Sealed Bearing/Op
Jet Air
-Inner and Nose Rows: Conical -Gauge Rows: Ovoid -
65/8" API
270mm (105/8")
74kg (163 Lbs)
TANK
Wooden Box
270mm (105/8")
China
Product Description



Cutting Structure | |||
Tooth profile for gauge teeth for ovoid tooth, inner row for conisphere tooth. Designed for medium-hard and abrasive formations with high compressive strengths ,such as limestone, sandstone, dolomite, chert and copper ore. Application:29,000-42,000Psi(200-290MPa) | |||
Shinttail Protection | |||
Two rows tungsten carbide on the shirttail;Wear resistant carbide on the side of lug. |
ProductSpecification | |||
IADC code | 645/642 | ||
Bearing Type | Roller-Ball-Roller-Thrust Button/Sealed bearing/Open bearing | ||
Circulation Type | Jet Air | ||
Cutting Structure | -Inner and Nose rows:Conical -Gauge rows: Ovoid -Heel rows: round | ||
Pin Connection | 65/8" API | ||
Bit Diameter | 270mm (105/8") | ||
Product Weight | 74KG (163 Lbs) |
Operating suggestions | ||||
Weight on Bit:23630-47250Lbs Rotary Speed:100-60RPM Air Back Pressure:0.2-0.4MPa |







Q1. Can I get a sample?
Answer: Yes.
Q2. If you accept customized according to customers' requirements?
Answer: Yes, we accept customized, no matter what size and type, and MOQ is 1 piece. And we also provide OEM service. You can provide your design, and we sign CA with each other.
Q3. Do you have a factory?
Answer: Yes, our factory is in Hunan. Welcome to visit our company and factory.
Q4. What is your main products?
Our main products including PDC Directional Bits, PDC Mining Drill Bits, PDC Oil Drill Bits, Tricone bits, PDC Cutters, Down the Hole Bits, Drill Rod, DTH Hammer and Shield Cutter.
Q5. What type of drill bit should I be using?
When asking that question there a lot of variables: the formation you are drilling in; the size of hole your drilling; the size pump you have; if you are drilling with mud or air; and the size of your rig. Call us on our 24 hour phone number or write us an email, we will help you make the right bit choice.
Q6. Do you provide after-sales service?
We will respond to your inquires in one hour (holidays as well). We provide free replacement once the failure is confirmed to be caused by our product quality.
Q7 .What is the production capacity of your factory ?
Answer: Our production capacity is about 32,000 bits per month.
Q8. What is your delivery time?
Answer: 3-7 days for frequent ordered models&size which we always hold stocks. 15-30 days for newly produced goods and customization products.
Q9. What payment methods do you support?
Answer: We accept all regular payment terms including L/C, T/T, Western Union, X-Transfer, etc.
Q10. What are the shipping methods?
Answer: Express: DHL, TNT, UPS, FedEx and Special lines… Carrier: by air or sea. They all apply to a very economic cost.