Straight blade stabilizer-reamer (SBSR)
The straight-blade stabilizer-reamer is used to calibrate and ream the walls of wells drilled through medium, hard, and abrasive formations, helping to prevent hole instability and other complications during casing running in oil, gas, and geological exploration wells.
Characteristics:
Designation
SBSR-104
SBSR-106
SBSR-118
SBSR-120
SBSR-122
SBSR-123,8
SBSR-125
SBSR-126
SBSR-137,7
SBSR-139,7
SBSR-140
SBSR-142
SBSR-142,9
SBSR-144
SBSR-146
SBSR-148
SBSR-150
SBSR-152
SBSR-154
SBSR-155,6
SBSR-180
SBSR-185
SBSR-187
OD, mm
104,0
106,0
118,0
120,0
122,0
123,8
125,0
126,0
137,7
139,7
140,0
142,0
142,9
144,0
146,0
148,0
150,0
152,0
154,0
155,6
180,0
185,0
187,0
ID, mm
25,0
25,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
38,0
71,0
71,0
71,0
Length of active surface, mm
260,0
260,0
285,0
285,0
285,0
285,0
285,0
285,0
285,0
285,0
290,0
290,0
290,0
290,0
290,0
290,0
290,0
290,0
290,0
290,0
350,0
350,0
350,0
Total length w/o pin length
644,0
644,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
700,0
755,0
755,0
755,0
Number of blades, ea
4
4
4
4
4
4
4
4
4
4
6
6
6
6
6
6
6
6
6
6
6
6
6
Thread*
Z-65
Z-65
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-86
Z-133
Z-133
Z-133
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