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.
Chips
3/8" Chips. Very small stones
Blocks
Regular 4" block with a 90 degree offset.
Quarry Products
A tonne bag of sand.
Gravel
Clause 804
Concrete block that weighs one tonne.
Bags
Small empty heavy duty sand bag.
Regular 4" block with a 30 degree offset.
An empty small bag.
Regular sized blocks used for most building jobs.