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