hubs used in drums
drum ready for transportation
Tollok span element / driven side
Tollok span element powered side
Drum on turning welding unit
finishing work on a span-barrel
rounded drive-barrel
Nave with shaft and span-element
shaft en key-seating

Driving- and span barrel

On behalf of the sand-, gravel- and cement industries, we made a new drum with a dismountable shaft, which is locked up by a Tollok span element.

Existing drums whereby shaft endings where carved in, we repaired by welding and lathing the shaft again.