Chips
Bags
Small empty heavy duty sand bag.
Gravel
Clause 804
Blocks
Regular 4" block with a 90 degree offset.
Aggregate mix
Regular sized blocks used for most building jobs.
Screenings-Very dusty gravel
Quarry Products
A tonne bag of sand.
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"