Blocks
Bags
An empty small bag.
Concrete block that weighs one tonne.
Quarry Products
2" clean medium sized stone
A tonne bag of sand.
Small empty heavy duty sand bag.
Drainage stone-small smooth rounded stone
The bigger thicker blocks up from the 4"
Gravel
Screenings-Very dusty gravel
A much bigger block with a cavity/hole going through the center.
Aggregate mix
Regular 4" block with a 90 degree offset.