Gold Rat Metal Detectors is located 6/50 Freda Street Upper Mount Gravatt. This is the only store to stock Metal Detectors. Gold Rat Engineering is located 4/16 Redcliffe Gardens Drive Clontarf This is where you will see the largest range of your highbankers, sluices and accessories

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Rock Crusher for sale

We are no longer stocking this product please see armstrong industries for any inquiries

Manufactured in Western Australia by Armstrong Industries.  please contact Armstrong for stock availability.

This little portable rock crusher is the smallest in the GRB range. It is perfect for the weekend prospector as it can be operated at home or on the gold fields crushing any small rock samples you find.

Powered by a minimum 2KVA generator the 580 Watt electric motor packs a punch and is no competition for rock samples in the field.
There's nothing complicated about this piece of prospecting equipment, simple on off switch, interchangeable screens easily transported in the field.

Portable Rock Crusher Specifications

The Cylinder size has a Diameter of 120mm and a Length of  150mm.
Total Size

  • Length  500mm
  • Width  350mm
  • Height 500mm
  • Weight approx 30Kg
  • Capacity approx 50Kg per Hour

Watch this portable rock crusher in action right here