Roller Reamer : It applies to all kinds of reaming jobs and
used to be a stabilizer in the abrasive formation.
According to the different hardnesses of formations,
you may separately select sharp-fanged roller,wide-fanged roller
or tungsten carbide compacts roller.
Specifieation of Roller Reamer
Specifieation of Roller Reamer
|
Type
|
Max O．D．
(in)
|
I．D．
(mm)
|
O．D． of
Fishing neck
(mm)
|
Roller O.D.
(mm)
|
Roller
Length
(mm)
|
Length(mm)
|
Connection
|
||
|
String type
|
Near bit type
|
String type
|
Near bit type
|
||||||
|
WG149
|
5 7/8″
|
47
|
121
|
41
|
200
|
1500
|
1400
|
NC38
|
NC38×
3 1/2REG
|
|
WG152
|
6″
|
47
|
121
|
41
|
200
|
1500
|
1400
|
NC38
|
NC38×
3 1/2REG
|
|
WG155
|
6 1/8″
|
47
|
121
|
41
|
200
|
1500
|
1400
|
NC38
|
NC38×
3 1/2REG
|
|
WG212
|
8 3/8″
|
47
|
159
|
60.3
|
200
|
1600
|
1400
|
NC38
|
NC46×
4 1/2REG
|
|
WG215
|
8 1/2″
|
47
|
159
|
60.3
|
200
|
1600
|
1400
|
NC38
|
NC46×
4 1/2REG
|
|
WG311
|
12 1/4″
|
71
|
203
|
100
|
300
|
1900
|
1700
|
6 5/8
REG
|
6 5/8
REG
|
|
WG406
|
16″
|
76
|
229
|
140
|
350
|
2200
|
2000
|
7 5/8
REG
|
7 5/8
REG
|
|
WG432
|
17″
|
76
|
229
|
140
|
350
|
2200
|
2000
|
7 5/8
REG
|
7 5/8
REG
|
|
WG444
|
17 1/2″
|
76
|
229
|
140
|
350
|
2200
|
2000
|
7 5/8
REG
|
7 5/8
REG
|
|
WG559
|
22″
|
76
|
241
|
152
|
380
|
2350
|
2200
|
7 5/8
REG
|
7 5/8
REG
|
|
WG666
|
26″
|
76
|
241
|
178
|
400
|
2350
|
2200
|
7 5/8
REG
|
7 5/8
REG
|
|
WG711
|
28″
|
76
|
241
|
178
|
400
|
2350
|
2200
|
7 5/8
REG
|
7 5/8REG
|
|
WG914
|
36″
|
76
|
241
|
178
|
400
|
2350
|
2200
|
7 5/8
REG
|
7 5/8
REG
|