Product segments

More about the company

Liebherr careers

CFA-AU-RSC2i / SW 250

Continuous flight auger starter with octagonal connector - wrench width 250 mm

Double-start auger starter with round shank chisels, calibrating cutters without pilot positioned opposite, used in densely and very densely compacted sand and gravel, as well as fissured rock.

metric

imperial

Diameter - 550 - 1,200 mm
550 - 1,200 mm
Connector - octagonal - 250 mm Spanner width
octagonal - 250 mm Spanner width
No. of cutters - double-start
double-start
Pilot - none
none
Effective length - 2,000 mm
2,000 mm
Range of application - Very densely compacted sand and gravel, as well as fissured rock
Very densely compacted sand and gravel, as well as fissured rock
Equipment - Cutters and flights are provided with wear protection.
Cutters and flights are provided with wear protection.

Variants

	CFA-AU-RSC2i, Ø 550, SW 250	CFA-AU-RSC2i, Ø 600, SW 250	CFA-AU-RSC2i, Ø 650, SW 250	CFA-AU-RSC2i, Ø 700, SW 250	CFA-AU-RSC2i, Ø 750, SW 250	CFA-AU-RSC2i, Ø 800, SW 250	CFA-AU-RSC2i, Ø 900, SW 250	CFA-AU-RSC2i, Ø 1000, SW 250	CFA-AU-RSC2i, Ø 1200, SW 250
Diameter (mm)	550	600	650	700	750	800	900	1,000	1,200
Effective length (mm)	2,000	2,000	2,000	2,000	2,000	2,000	2,000	2,000	2,000
Total length (mm)	2,480	2,480	2,480	2,480	2,480	2,480	2,480	2,480	2,480
Weight (kg)	915	949	982	1,077	1,115	1,154	1,256	1,338	1,538
Flight pitch (mm)	400	450	500	500	550	600	650	750	900
Article no.	13167426	13168279	13168307	13168336	13168691	13168724	13168766	13169876	13170241

CFA drilling tools

LB 16 unplugged

Drilling rig

Operating weight - 59.4 t
59.4 t
Max. torque - 180 kNm
180 kNm
Kelly drilling, max. drilling depth - 34.5 m
34.5 m
Kelly drilling, max. drilling diameter - 1,500 mm
1,500 mm

LB 20.1

Drilling rig (LB series)

Operating weight - 52.8 t
52.8 t
Max. torque - 200 kNm
200 kNm
Kelly drilling, max. drilling depth - 34.5 m
34.5 m
Kelly drilling, max. drilling diameter - 1,500 mm
1,500 mm

LB 25

Drilling rig (LB series)

Operating weight - 69.3 - 79.9 t
69.3 - 79.9 t
Max. torque - 252 kNm
252 kNm
Kelly drilling, max. drilling depth - 53.2 m
53.2 m
Kelly drilling, max. drilling diameter - 3,300 mm
3,300 mm

LB 25 unplugged

Drilling rig (LB series)

Operating weight - 71.1 - 82.1 t
71.1 - 82.1 t
Max. torque - 252 kNm
252 kNm
Kelly drilling, max. drilling depth - 53.2 m
53.2 m
Kelly drilling, max. drilling diameter - 3,300 mm
3,300 mm

LB 30

Drilling rig (LB series)

Operating weight - 73.6 - 84.6 t
73.6 - 84.6 t
Max. torque - 297 kNm
297 kNm
Kelly drilling, max. drilling depth - 70.8 m
70.8 m
Kelly drilling, max. drilling diameter - 3,400 mm
3,400 mm

LB 30 unplugged

Drilling rig (LB series)

Operating weight - 75.5 - 85.5 t
75.5 - 85.5 t
Max. torque - 297 kNm
297 kNm
Kelly drilling, max. drilling depth - 70.8 m
70.8 m
Kelly drilling, max. drilling diameter - 3,400 mm
3,400 mm

RSC40

Round shank chisel

Scope of delivery - Box 15 pc.
Box 15 pc.

Pins octagonal SW250

Pins

Scope of delivery - includes 2 x O-rings
includes 2 x O-rings
Type - Pins
Pins
Range of application - Connectors CFA / CCFA
Connectors CFA / CCFA

O-ring SW250

O-ring

Type - Pins
Pins
Range of application - Connectors CFA / CCFA
Connectors CFA / CCFA

Wear protection bar VSE 13x50x1400

Wear protection bar

Scope of delivery - Plate thickness 8 mm, hardfacing 5 mm
Plate thickness 8 mm, hardfacing 5 mm
Type - Wear protection bar
Wear protection bar
Range of application - Wear protection drilling auger
Wear protection drilling auger

Wear protection bar VSE 8x30x900

Wear protection bar

Scope of delivery - Plate thickness 5 mm, hardfacing 3 mm
Plate thickness 5 mm, hardfacing 3 mm
Type - Wear protection bar
Wear protection bar
Range of application - Wear protection drilling auger
Wear protection drilling auger

Lost cover D125

Type - Single-use cover
Single-use cover
Range of application - Augern CFA / CCFA
Augern CFA / CCFA