Chips
Blocks
Concrete block that weighs one tonne.
A much bigger block with a cavity/hole going through the center.
Gravel
Clause 804
Regular 4" block with a 90 degree offset.
Quarry Products
A tonne bag of sand.
The bigger thicker blocks up from the 4"
Plastering sand
Aggregate mix
Bags
An empty small bag.
2" clean medium sized stone