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