An empty big bag.
An empty big bag which can hold a tonne of sand, gravel or chips. Bought on its own as an empty bag.
Blocks
A much bigger block with a cavity/hole going through the center.
Gravel
Screenings-Very dusty gravel
Quarry Products
2" clean medium sized stone
Regular 4" block with a 30 degree offset.
Chips
Aggregate mix
Plastering sand
The bigger thicker blocks up from the 4"
Bags
An empty small bag.
Regular sized blocks used for most building jobs.
A tonne bag of sand.