8

CASING PIPE ø273.0mm (10 3/4")

Casing Pipe

Ring Bit

Pilot Bit

Wall Max.

Thickness

Type

Model

Compatible

Part

System Part

Number

Outer

Dia.

Inner

Dia.

Hammer

Weight

(kg)

Weight

(kg)

Ri

n

g S

e

t

(R

in

g B

it &

Ca

sing

 Shoe

)

D

2

D

4

Outer

Dia.

D

1

Outer

Dia.

D

3

t

267.4

(10 17/32")

9.3

(0.37")

254.0

(10")

12.7

(0.50")

273.0

(10 3/4")

7.8

(0.31")

12.7

(0.50")

10.0

(0.39")

8.0

(0.31")

9.2

(0.36")

6.3

(0.25")

6.6

(0.26")

Single pass

Normal

Multi use

Single pass

Normal

Single pass

Normal

15.0

15.1

14.2

15.3

15.4

15.5

15.5

223A Pilot bit

223

8.78"

223

8.78"

223

8.78"

223

8.78"

223

8.78"

223

8.78"

223

8.78"

281

11.06"

281

11.06"

278

10.94"

281

11.06"

281

11.06"

281

11.06"

281

11.06"

246.5

9.70"

246.5

9.70"

246.5

9.70"

246.5

9.70"

246.5

9.70"

246.5

9.70"

246.5

9.70"

223A

223A

223W

223C

223C

223B

223B

US223A-08-R-066

UN223A-08-R-067

UM223W-08-R-409

US223C-08-R-410

UN223C-08-R-411

US223B-08-R-412

UN223B-08-R-251

CASING PIPE ø267.4mm (10 17/32")

Unit: mm  (Upper)

inch (Bottom)

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

90.9
90.5
84.1
90.9
90.5
84.1
90.9
90.5
84.1
90.9
90.5
84.1
90.9
90.5
84.1
90.9
90.5
84.1
90.9
90.5
84.1

Multi use

15.4

200

7.87"

262

10.31"

226

8.90"

200X

UM200X-08-R-408

CASING PIPE ø254.0mm (10")

DHD380

QL80

SD8

78.3
77.9
71.5

Single pass

Normal

Multi use

Single pass

Normal

Normal

Single pass

Normal

Normal

Normal

Multi use

17.7

18.0

16.6

18.3

18.6

15.2

13.6

13.8

13.6

14.1

18.1

219

8.62"

219

8.62"

219

8.62"

219

8.62"

219

8.62"

228

8.98"

232

9.13"

232

9.13"

232

9.13"

232

9.13"

232

9.13"

284

11.18"

284

11.18"

281

11.06"

284

11.18"

284

11.18"

284

11.18"

284

11.18"

284

11.18"

284

11.18"

284

11.18"

304

11.97"

245

9.65"

245

9.65"

245

9.65"

245

9.65"

245

9.65"

252.5

9.94"

255

10.04"

255

10.04"

253

9.96"

253

9.96"

253

9.96"

219A

219A

219W

219B

219B

228A

232A

232A

232C

232D

232W

US219A-08-R-050

UN219A-08-R-097

UM219W-08-R-413

US219B-08-R-414

UN219B-08-R-415

UN228A-08-R-054

US232A-08-R-061

UN232A-08-R-034

UN232C-08-R-192

UN232D-08-R-210

UM232W-08-R-278

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

DHD380

QL80

SD8

90.0
89.6
83.2
90.0
89.6
83.2
90.0
89.6
83.2
90.0
89.6
83.2
90.0
89.6
83.2
93.8
93.4
87.0
97.3
96.9
90.5
97.3
96.9
90.5
96.8
96.4
90.0
96.8
96.4
90.0
96.8
96.4
90.0

219A Pilot bit

219A Pilot bit

219A Ring bit

232A Ring bit

232C Pilot bit

232C Pilot bit
232A Ring bit

223A Pilot bit

223A Ring bit

223A Pilot bit

223A Ring bit

223A Pilot bit

223A Ring bit

223A Pilot bit

223A Ring bit

219A Pilot bit

219A Ring bit

To be continued

y

 Standard Type ULTRA MAXBIT / DTH