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.
Gravel
Screenings-Very dusty gravel
Blocks
Regular 4" block with a 90 degree offset.
Regular sized blocks used for most building jobs.
A much bigger block with a cavity/hole going through the center.
Chips
Quarry Products
Drainage stone-small smooth rounded stone
Regular 4" block with a 30 degree offset.
The bigger thicker blocks up from the 4"
Clause 804
Aggregate mix