Pentruder 6-12HF

The Pentruder 6-12HF is a medium size professional high performance HF-wall saw.

With its 1200 mm blade capacity it will tackle every job efficiently. With its high flexibility it’s ideal for both the quick and the more demanding jobs. Thin concrete walls as well as thicker walls up to 515 mm with heavy steel reinforcement can be cut very efficiently.  

The Pentruder 6-12HF offers real High Frequency power from specially designed HF-motors. The 2-speed gearbox assures maximum performance with all sizes of blades. In addition to that the spindle speed is continously variable between 550 and 1200 rpm.

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Blade info

Saw blade diameter max.:


1200 mm (48")


Max cutting depth with
max. Ø blade:

515 mm  (20.3”) with 1200 mm blade.
(Blade radius minus 85 mm (3.35”))


Max start Ø blade: 800 mm (32")
Saw blade arbor diameter: 60 mm (1-3/8” for the U.S.A.)
Water feed:

Central through the blade flanges


Blade flange diameter:

158 mm (6.22”) centre bolt type flange.


Flush cutting flange diameter and
Bolt Pitch Circle Diameter (P.C.D):

158 mm Flange O.D.                   

130 mm P.C.D. 6x M 8
10.9 countersunk screws



110 mm P.C.D. 6x M 10
10.9 countersunk screws


  108 mm P.C.D. 6xM 10
10.9 countersunk screws
  4.25” P.C.D. 6x 3/8” (108 mm P.C.D. 6x M 10)
10.9 countersunk screws

Saw blade motor: 400 Hz High Frequency Motor
Max continuous output power: 18 kW (24HP) with Pentpak 418
Max output torque:

245 Nm (1:st gear, 18 kW)

165 Nm (2:nd gear, 18 kW)

Spindle speed under load:
(Note: Max power is @ 400Hz)

1:st gear: 550 - 800 rpm
2:nd gear: 810 - 1200 rpm
@ 300-440 Hz

Continously variable from 300 Hz to 500 Hz, set potentiometer to control speed. See manual for detailed speed table.

Travel Motor - Max travel speed:

24V DC -  2.0 m/min
Feed Motor -  Max arm rotation Speed:
24V DC – 1.7 rpm
Weight saw head:

21 kg (46 lbs)

Weight 15 kW HF-motor: 13 kg (28.6 lbs)
Weight of 18 kW HF-motor 16.5 kg (36 lbs)


All technical data can be subject to change without notice.




Pentruder 6-12HF with 18 kW HF-motor

Pentruder 6-12HF with 18 kW HF-motor and Pentpak 427




Wireless Radio Remote