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
Regular 4" block with a 30 degree offset.
Quarry Products
Plastering sand
The bigger thicker blocks up from the 4"
Concrete block that weighs one tonne.
A tonne bag of sand.
Chips
Regular 4" block with a 90 degree offset.
Bags
Small empty heavy duty sand bag.
Regular sized blocks used for most building jobs.