It is used to transfer torque from the drive of the IPGR "Krok 2.2" installation to the working tool (toothed crown, special drill), there are various modifications of torsion bars, length from 0.5 m to 2 m.
It is possible to connect the rods to each other to increase the total length, the outer diameter of the rod is from 6 to 12 mm.
Torsion bar - accessories for the installation of IPGR "Krok 2.2".