A tonne bag of sand.
A tonne bag of sand made up in store and ready to be collected.
Chips
Blocks
Regular 4" block with a 90 degree offset.
The bigger thicker blocks up from the 4"
Bags
An empty big bag.
Regular sized blocks used for most building jobs.
3/8" Chips. Very small stones
An empty small bag.
Concrete block that weighs one tonne.
Small empty heavy duty sand bag.