Blocks
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 30 degree offset.
Quarry Products
4" clean large stone
Gravel
Screenings-Very dusty gravel
A tonne bag of sand.
Plastering sand
Drainage stone-small smooth rounded stone
Bags
An empty big bag.
Regular 4" block with a 90 degree offset.
Small empty heavy duty sand bag.
Aggregate mix