Ruishi 8 1/2′ ′ (215.9mm) 5 Blades PDC Drill Bits for Well Drilling

• Customization: Available
• After-sales Service: 1year
• Warranty: 1year
• Model NO.: 8 1/2
• Manufacturing Process: CNC Milling
• Surface Treatment: Sand Blast
• Material: Alloy
• Nozzle Qty: 7
• Gauge Length: 2′′-3.5′′
• Connection: 4-1/2″ API Reg
• Recommended Rpm (R/Min): 60-250
• Recommended Wob (kN): 30-180
• Recommended Flow Rate(Lps): 45-80
• Overall Dimension (mm): 580*285*285
• Primary Cutter Size(mm): 16
• Number of Blade: 5
• Bit Size (mm): 215.9
• Transport Package: Box
• Specification: 580*285*285
• Trademark: Ruishi
• Origin: China
• HS Code: 8207191000
• Production Capacity: 4000
• Package Size: 60.00cm * 30.00cm * 30.00cm
• Package Gross Weight: 50.000kg

Product Description

Product Description

 

Bit Model	S1655FGA
IADC Code	S323
Connecting	4 1/2 API REG
BIt size	8 1/2''(215mm)
Number of blade	5
Primary cutterr size	16mm
Nozzle qty	7
Gauge length	2''-3.5''
Application	Suitable for Medium Hard Formation
Overall dimension	580*285*285
MOQ	1
HS Code	8207191000
Trademark	Ruishi
Origin	Hebei,China

Our drill bits are crafted from 4145H High-Performance Steel.

The 4145H high strength steel possesses excellent mechanical properties and Hardness Up to HRC50, ensuring drill bits have ample toughness and compression resistance.

With superior wear resistance, 4145H steel lasts Over 30% Longer than conventional materials, allowing for more durable drill products.


 

Packaging & Shipping

 

Packaing	580*285*285
Shipping	Tianjin port

 

Certifications

 

At Ruishi, we promote comprehensive quality management with a focus on customer needs.

To ensure consistent quality and bit performance, we adhere strictly to:

· API & ISO9001 quality standards during production;

· ISO 14001 environmental management systems;

· OHSAS 18001 occupational health and safety protocols.
 

Exhibition

 

 

 

Company Profile

Hebei Ruishi bits manufac turing Co,.Ltd was estaqblished in 1990.It is engaged in diamond drill bit and drilling tool research and development ,design and manufacture,sales and service of specialized companies.The company is located in Renqiu of Jizhong plain,which is rich in oil resources.

We have many years of export xeperience. We are using domestic and foreign advanced professional desifn software,and doing contiuous technological innovation and sustainable development. Ruishi owns full rpduction lines of PDC bit and core bit,which i scovering all size
product.

 

FAQ

 

Q1: Are you a manufacturer or a trade company?
A1: We are a manufacturer, and we can help you find different kinds of products in the Chinese market to match your needs.

Q2. Can I have a sample order?
A2. Yes, we welcome sample order to test. Mixed samples are acceptable.

Q3. What about the lead time?
A3. Samples within 3 days,  big order within 30 days.

Q4. Do you have any MOQ limit?
A4. One piece for sample testing is available.

Q5. How do you ship the goods and how long does it take to arrive?
A5. We usually send by DHL, UPS, FedEx or TNT. It takes around 3-5 days. Sea shipping also optional.  

Q6. What about Payment?
A6. TT, Paypal, L/C, Western Union; 30% deposit before mass production, balance against copy of B/L.

Q7. How to deal with the faulty?
A7. During the warranty period, we will repair or replace defected products.