Clause 804
Clause 804(less dust than screenings) has a whole range of versatile uses. It is sold lose by the tonne.
Blocks
Regular 4" block with a 30 degree offset.
Quarry Products
2" clean medium sized stone
Drainage stone-small smooth rounded stone
Bags
An empty big bag.
Gravel
Aggregate mix
A much bigger block with a cavity/hole going through the center.
Chips
3/8" Chips. Very small stones
A tonne bag of sand.
Regular sized blocks used for most building jobs.