Blocks
Quarry Products
A tonne bag of sand.
4" clean large stone
A much bigger block with a cavity/hole going through the center.
Bags
An empty small bag.
Drainage stone-small smooth rounded stone
Small empty heavy duty sand bag.
Regular sized blocks used for most building jobs.
An empty big bag.
Regular 4" block with a 30 degree offset.
Concrete block that weighs one tonne.