Chips
Quarry Products
A tonne bag of sand.
Blocks
Regular 4" block with a 30 degree offset.
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"
Drainage stone-small smooth rounded stone
Gravel
Clause 804
Regular sized blocks used for most building jobs.
Bags
An empty small bag.
4" clean large stone
Aggregate mix