Instruction Manual

Rotary drilling tools 7

Rock augers AU-RSCi

double-start, without pilot

Technical data

D NL GL Torque Weight

[mm] [mm] [mm] [kNm] [kg]

520 1500 2330 220 730

650 1500 2330 220 890

780 1500 2330 330 1180

900 1500 2330 330 1250

980 1500 2330 330 1340

1080 1500 2330 440 1540

1200 1500 2340 440 1650

1390 1500 2340 440 1860

1680 1500 2360 440 1970

1850 1500 2360 440 2320

Features

• VK 200 Kelly box made of heat-treated cast steel with

two locking pins D 60 mm.

• Auger ﬂ ight thickness of 30 mm, two-layered in the cutting

section.

• Wear protection at the auger body made of highly wear-

resistant and easily exchangeable composite armour plate.

• Two cutting edges with round shank chisels cutting to the

centre as there is no pilot, made of ﬁ ne grained high-strength

steel with holes for mounting the RSC 19 round shank

chisels.

• Two RSC 19 round shank chisels in interchangeable holders

for calibrating the cutting diameter.

Application

Double-start auger for granular and rocky soil, platy, ﬁ ssured

rock and compact rock of medium cohesiveness.

Ø Casing

[mm]

620/540

750/670

880/800

1000/920

1080/1000

1180/1100

1300/1220

1500/1420

1800/1720

2000/1910

Other cutting diameters and effective lengths available on request.