Most advance roller from FIRMTECH so far. It added andtional 20 pieces small small inserts to protect the cone body from wearing out in the high abrasive formation. You can expect much longer working life in Quartz and challenging formation.
Parameters:

The Cone covered with 20 pieces 8mm and 6mm smaller inserts, just to prevent the cone body wear out prematurely.

The cone fulled covered with 52 pieces large inserts leaving no blind spot. You can expect a higher penetration speed and working life.

4th generation automatic positioning body will help you weld the roller with ease and confidence no matter on the site or in the workshop

additional to the traditional sealing, we apply another CNC surface as additional sealing to prevent the dust into the bearing

All the roller bearings covered by the hard alloy to apply extra hardness

Pull the air out of the body, then push the high end grease in, make sure the roller has enough grease for the whole life span
We have expert staying by for 7×24. Please tell a little more about your problem, situation, and requirements. We are happy to offer our insights and opportunies. You can expect a reply within 24 hours.