Ground internally and externally. The internal thread provided for the coolant tube in the PSC toolholder is plugged with the socket-head screw incorporated in the adapter. The clamping screw incorporates a through hole, so the system is suitable for internal coolant feed.
For adaption from SK to PSC.
Tool arbors with polygonal shank (PSC) − ISO 26623-1.
Pull studs (PS) No. 308600 − 308806. Pull stud wrenches No. 308820; 308835.