Premier Rock Machinery

Premier Rock Machinery & Plantmech is a family owned business established since 2002. Based in Brisbane, we supply a range of attachments, including rock hammers; crusher & screening buckets; demolition attachments; pile drivers; and the unique fully hydraulic quick coupler system. We supply & service the entire east coast of Australia & have customers in New Zealand, PNG & New Caledonia.

PRM selects only the very best manufacturing brands from companies that design a build world class excavator attachments to the most exacting standards.

PRM partners with the following world class manufacturers:

• Montabert
• MOVAX
• REMU
• Rotar
• Lehnhoff
• GKD
• Graco

With a state-of-the-art workshop facilities and a fleet of dedicated service vehicles PRM are able to assist customers on or off site.

Our sister company Plantmech combines leading edge expertise in hydraulic system maintenance & repair. We also design solutions for auxiliary hydraulic systems & offer a complete hydraulic installation service. Plantmech also supply & fit specialised safety systems; including height limiters; slew limiters & safe load indicators.

Our comprehensive solution capability is complemented by our in-house CAD bureau service using Solidworks & Hydrocad for all installation design technical drawing requirements.

Save downtime and increase efficiency onsite with the innovative Lehnhoff Lehmatic Quickcoupler System. Allowing the operator to change hydraulic attachments in less than 15 seconds without leaving the cabin.

The system works by placing a hydraulic valve block on the coupler that is connected to the hydraulics of the excavator, and a valve block on the adapter of the connected attachment that is connected to the attachments hydraulics. Check out the short video below to see the Lehnhoff quick hitch system in action.