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311MM Mill Tooth Rock Tricone Drill Bit 12 1/4 Inches

Categories Tricone Drill Bit
Certification: ISO9001
Place of Origin: Hebei,China
Price: Negotiable
Payment Terms: T/T
Supply Ability: 50000PCS/Month
Delivery Time: 5-15work days
Packaging Details: According to customer needs
Processing Type: Forging
Thread Connection: 4 1/2 API reg pin
Nozzle Type: Fixed
Bearing Type: Journal Bearing
Cutting Structure: Steel Tooth
Formation Type: Soft to Medium Hard Formation
Seal Type: Rubber O-ring
Material: tungsten carbide insert
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  • Product Details
  • Company Profile

311MM Mill Tooth Rock Tricone Drill Bit 12 1/4 Inches


Three cone drill bits have excellent drilling efficiency. Due to its unique cutting structure and working principle, it can quickly break rocks and improve drilling speed. At the same time, the wear resistance and high temperature resistance of the drill bit are also excellent, which can maintain stable performance under long-term and high load working conditions.
In addition, the three cone drill bit also has high drilling accuracy. Its precise cutting structure and stable drilling performance enable the drill bit to accurately control the diameter and shape of the wellbore, improving drilling quality.

PRODUCT SPECIFICATIONS

product name

12 1/4 inch CR115 mill tooth tricone bit

size

12 1/4 inch,311.1mm

model number

CR115

series

CR

tooth type

mill tooth

connection

6 5/8" Reg PIN

bearing

rubber sealed roller bearing

Nozzle

three jet nozzles

application

water well,oil well,HDD,exploration,etc

weight

101kg

certificate

SY/T5164,ISO9001:2008

RECOMMENDED ROCK FORMATIONS

very soft with low compressive strength and high drillability,such as soft shale,clay and salt bed,etc.

RECOMMENDED DRILLING PARAMETERS FOR APPLICATION

Type&IADC code

116,117

126,127

136,137

216,217

317

337

WOB(KN/mm)

0.35~0.90

0.35~1.00

0.35~1.05

0.35~1.2

0.7~1.30

0.80~1.40

RPM(r/min)

150~80

150~70

120~60

90~50

80~45

75~45


Company Profile

Crossing Bit, a leading manufacturer of PDC bits and tricone bits in northern China, has exported its high-quality drill bits to more than 30 countries, demonstrating its strong market influence and exceptional product strength.


Crossing Drilling Tools has not only established a sterling reputation in the drilling, construction, HDD (horizontal directional drilling), exploration, water well, geothermal, mining, and oil & gas industries, but has also gained widespread recognition from customers for its exceptional product reliability and quality. We are committed to developing and producing a range of high-quality tools, including tricone bits, PDC bits, tricone cutters (single rollers), PDC reamers, drag bits, and HDD hole openers, to meet the diverse needs of our customers.


Our meticulously designed PDC bits are specifically optimized for directional drilling. With exceptional stability, durability, and "directional" friendliness, they are able to precisely maintain the bit's position in narrow and complex pay zones, ensuring smooth drilling operations.


This unique steerable bit technology, combined with high ROP (rate of penetration), sets Crossing Bit apart from the competition and establishes it as a leader in the industry.

Quality 311MM Mill Tooth Rock Tricone Drill Bit  12 1/4 Inches for sale
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