1/2″ Chips, small stones, the next size up from 3/8″ chips. Suitable for driveways also. It is sold lose by the tonne.
Bags
Small empty heavy duty sand bag.
Blocks
Concrete block that weighs one tonne.
Quarry Products
Plastering sand
A much bigger block with a cavity/hole going through the center.
Gravel
Clause 804
4" clean large stone
An empty small bag.
Aggregate mix
Drainage stone-small smooth rounded stone