Blocks
Quarry Products
Drainage stone-small smooth rounded stone
Concrete block that weighs one tonne.
Chips
The bigger thicker blocks up from the 4"
Bags
An empty small bag.
Regular sized blocks used for most building jobs.
Gravel
Clause 804
A tonne bag of sand.
An empty big bag.
Regular 4" block with a 90 degree offset.
A much bigger block with a cavity/hole going through the center.