Bags
Small empty heavy duty sand bag.
Blocks
Quarry Products
Drainage stone-small smooth rounded stone
The bigger thicker blocks up from the 4"
Regular 4" block with a 30 degree offset.
Chips
Gravel
Screenings-Very dusty gravel
Regular sized blocks used for most building jobs.
An empty small bag.
Clause 804
Concrete block that weighs one tonne.