1/2″ Chips, small stones, the next size up from 3/8″ chips. Suitable for driveways also. It is sold lose by the tonne.
Quarry Products
Plastering sand
Blocks
Concrete block that weighs one tonne.
Regular sized blocks used for most building jobs.
Bags
An empty small bag.
Drainage stone-small smooth rounded stone
Gravel
Clause 804
Regular 4" block with a 90 degree offset.
An empty big bag.