A tonne bag of sand.
A tonne bag of sand made up in store and ready to be collected.
Blocks
Concrete block that weighs one tonne.
Bags
An empty big bag.
Quarry Products
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Small empty heavy duty sand bag.
Gravel
Clause 804
4" clean large stone
Plastering sand
Aggregate mix
Regular sized blocks used for most building jobs.