1/2″ Chips, small stones, the next size up from 3/8″ chips. Suitable for driveways also. It is sold lose by the tonne.
Blocks
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 30 degree offset.
The bigger thicker blocks up from the 4"
Regular sized blocks used for most building jobs.
Quarry Products
Drainage stone-small smooth rounded stone
Bags
An empty small bag.
A tonne bag of sand.
Gravel
Aggregate mix
Regular 4" block with a 90 degree offset.