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4 3/4"×5 3/4″×6 3/4″ M1365B M133

Category:

Core and combined bit

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Product details

Nomenclature of RUlSHI Core and combined bit Model

S/M 19 5 5 X
S:
Steel Body PDC Bit
M:
Matrix Body PDC Bit
Cutter Size
19:
diameter 19mm
16:
diameter 16mm
13:
diameter 13mm
Blade Count 
3、4、5、6... 
Formation
from soft to hard
1-7
Design Characters
J/A J Series
X Sprial Gauge
C Sidetracking Bit
Q Core Bit
B Bi-center Bit
F Row Cutters
G Advanced Cutters

 

BITS SPECIFICATIONS

Size 4 3/4"X5 3/4"X6 3/4"
Number of blade 6
Primary Cutter Size(mm) 13
TFA(in2) 0.5-1.5
Gauge Length 1.5"
Connection 4-1/2" REG

 

RECOMMENDED PARAMETERS

Rotary Speed(rpm) 60-130
Weight On Bit(KN) 25-60
Flow Rate(lps) 10-30

 

Trait:leading and expanding the water holes

 

Suitable for medium to medium hard fomations and interlayer

   hard shale、limestone、dolomite…

 

Leading water hole at the middle conical crown and expanding water hole at the side wing

   Force balance design to minimize wear of bit and cutting teeth

 

Medium-density tooth distribution, split water hole spacing

   Improve the anti-rotation performance and service life of the bit

 

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To: Hebei Ruishi Bits Manufacturing Co.,Ltd

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