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ROCK XTREME
Who says the next big thing in drilling can’t be small?
Smaller Bit, Smaller Hammer, Bigger Impact
®
Center Rock’s Rock Xtreme® bits and hammers deliver undisputable performance and profitability in even the most challenging operating conditions.Our bits – with 50% more actual spline area and no exhaust tube – weigh up to 60% less versus competitive offerings. That means optimum economy, reliability, and durability... and far less rig vibration during drilling, drastically reducing your downtime labor and replacement part costs!
breakthrough innovation and technology • superior products and services • outstanding technical support • genuine drilling expertise
CENTER ROCKOur technology optimizes your impact. Phone: 814.267.7100 Toll Free: 888.267.9004 CENTERROCK.COM
Drill faster.Run harder.Work smarter.
RCX4
5 - ST
DRC
X55 -
STD
RX55
- STD
RX60
- STD
RX65
- STD
RX70
-STD
RX80
- STD
RX12
0- ST
D
9100
2323
9100
1422
9100
1307
9100
1245
9100
1205
9100
2722
9100
1332
9100
2560
RCX4
5 w/4
Rem
et Bo
x Co
nnec
tion
RCX5
5 w/4
-1/2 R
emet
Bo
x Con
nect
ion
RX55
w/3
-1/2 A
PI Re
g Pi
n Con
nect
ion &
Cu
tting
Back
head
RX60
w/3
-1/2 A
PI Re
g Pi
n Con
nect
ion
RX6
5 w/3
-1/2 A
PI
Reg P
in Co
nnec
tion &
Cu
tting
Back
head
RX70
w/4
-1/2 A
PI Re
g Pi
n Con
nect
ion
RX80
w/4
-1/2 A
PI Re
g Pi
n Con
nect
ion
RX12
0 w/6
-5/8
API R
eg
Pin C
onne
ctio
n
APPL
ICAT
ION
SUIT
ABIL
ITY
Geot
echn
ical
/Fou
ndat
ion
Wat
erw
ell/G
eoth
erm
alü
üü
üü
Quar
ry/M
inin
gü
üü
üü
ü
Min
eral
Exp
lora
tion
üü
Oil/G
asü
üü
ü
AVAI
LABL
E OP
TION
S:
Bit R
etai
ner
üü
GENE
RAL
SPEC
IFIC
ATIO
NS:
Impe
rial
Met
ricIm
peria
lM
etric
Impe
rial
Met
ricIm
peria
lM
etric
Impe
rial
Met
ricIm
peria
lM
etric
Impe
rial
Met
ricIm
peria
lM
etric
Conn
ectio
n4
Rem
et B
ox4-
1/2
Rem
et B
ox3-
1/2
API R
eg P
in3-
1/2
API R
eg P
in3-
1/2
API R
eg P
in4-
1/2
API R
eg P
in4-
1/2
API R
eg P
in6-
5/8
API R
eg P
in
Bit S
hank
RCX4
5RC
X55
RX5
RX6
RX6
RX7
RX8
RX12
0
Reve
rsib
le C
asin
g No
NoNo
NoNo
NoYe
sYe
s
Outs
ide
Diam
eter
(in/
mm
)4.
5611
5.8
5.25
133.
45.
0012
7.0
5.60
142.
25.
8814
9.4
6.88
174.
807.
1318
1.1
11.2
028
4.5
Leng
th w
/o B
it Sh
ould
er to
Sho
ulde
r (in
/mm
)35
.289
4.6
35.2
894.
330
.50
773.
930
.90
784.
930
.90
784.
934
.30
872.
0035
.50
900.
446
.711
86.9
Leng
th w
/Bit
Exte
nded
(in/
mm
)38
.597
7.4
38.1
968.
534
.50
877.
134
.40
873.
834
.40
873.
839
.00
989.
3040
.20
1020
.652
.513
33.8
Leng
th w
/Bit
Retr
acte
d (in
/mm
)37
.194
2.3
36.9
938.
333
.40
847.
133
.40
848.
433
.40
848.
437
.40
949.
2038
.90
987.
650
.412
80.9
Wei
ght w
/o B
it (p
ds/k
gs)
108
49.1
132
60.0
124.
0056
.415
3.00
69.5
173.
0078
.626
4.00
120.
0028
9.00
131.
493
342
4.1
Back
head
Acr
oss
Flat
s (in
.)1-
3/4
x 3.
35 A
F1-
3/4
x 4-
1/4
AF1-
3/4
x 4
AF2
x 4
AF2
x 4
AF2-
1/2
x 5
AF1-
3/4
x 5-
5/8
AF2-
1/4
x 10
AF
Min
imum
Bit
Size
(in/
mm
)4.
7512
0.7
5.50
139.
75.
5013
9.7
6.13
155.
76.
5016
5.1
7.88
200.
207.
8820
0.2
12.2
531
1.2
Max
imum
Bit
Size
(in/
mm
)5.
5013
9.7
6.00
152.
46.
0015
2.4
6.75
171.
56.
7517
1.5
8.88
225.
6010
.00
254.
022
.00
558.
8
Bore
(in/
mm
)3.
960
100.
584.
500
114.
34.
125
104.
784.
625
117.
484.
625
117.
485.
637
143.
185.
875
149.
239.
5024
1.30
Pist
on W
eigh
t (pd
s/kg
s)22
.110
3013
.629
.00
13.2
35.0
015
.935
.00
15.9
58.1
026
.40
72.6
033
.023
910
8.6
Stro
ke (i
n/m
m)
3.25
82.6
3.25
82.6
3.25
82.6
3.50
88.9
3.50
88.9
3.50
88.9
03.
5088
.93.
5088
.9
Max
imum
Pre
ssur
e Di
ffere
ntia
l (ps
ig/b
ar)
500.
034
.550
0.0
34.5
500.
034
.535
0.0
24.1
350.
024
.135
0.0
24.1
035
0.00
24.1
350.
0024
.1
Max
imum
Cho
ke D
iam
eter
(in/
mm
)0.
000.
000.
000.
000.
000.
00.
389.
530.
389.
530.
5313
.46
0.88
22.2
30.
8822
.23
Mak
e-up
Tor
que
(ft-lb
/ N-
m)
4500
6093
5000
6770
5000
6770
6000
8124
6000
8124
7000
9478
8000
1083
212
000
1624
8
AIR
CONS
UMPT
ION:
100
psi/6
,9 b
ar (s
cfm
/ m
^3/
min
)14
04.
015
54.
415
54.
430
58.
630
58.
626
57.
535
810
.180
422
.7
100
psi (
bpm
)13
5013
5013
5013
5011
1611
1614
6114
6114
6114
6110
6510
6883
083
058
558
5
150
psi/1
0,3
bar (
scfm
/ m
^3/
min
)23
16.
525
77.
325
77.
343
112
.243
112
.244
212
.50
571
16.1
1248
35.3
150
psi (
bpm
)15
3215
3215
3215
3212
6612
6615
7615
7615
7615
7612
9412
9494
794
769
569
5
200
psi/1
3,8
bar (
scfm
/ m
^3/
min
)33
79.
537
410
.637
410
.656
115
.856
115
.864
918
.30
808
22.8
1680
47.5
200
psi (
bpm
)16
9516
9516
9516
9514
0114
0116
9116
9116
9116
9115
0215
0210
6310
6380
580
5
250
psi/1
7,2
bar (
scfm
/ m
^3/
min
)45
712
.950
814
.350
814
.369
519
.669
519
.688
625
.00
1067
30.2
2100
59.3
250
psi (
bpm
)18
4018
4018
4018
4015
2115
2118
0618
0618
0618
0616
9016
9011
8011
8091
591
5
300
psi/2
0,7
bar (
scfm
/ m
^3/
min
)59
116
.765
718
.665
718
.683
223
.583
223
.511
5232
.50
1350
38.1
2508
70.8
300
psi (
bpm
)19
6719
6719
6719
6716
2616
2619
2119
2119
2119
2118
6018
6012
9712
9710
2510
25
350
psi/2
4,1
bar (
scfm
/ m
^3/
min
)73
920
.9
822
23.2
822
23.2
973
27.5
973
27.5
1447
40.9
016
5646
.829
0482
.0
350
psi (
bpm
)20
7620
7620
7620
7617
1617
1620
3620
3620
3620
3620
1020
1014
1414
1411
3511
35