Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
Drainage stone-small smooth rounded stone
A tonne bag of sand.
Chips
3/8" Chips. Very small stones
Bags
An empty small bag.
Regular 4" block with a 30 degree offset.
An empty big bag.
Plastering sand
4" clean large stone
Gravel
Clause 804