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
An empty big bag.
Blocks
Regular 4" block with a 30 degree offset.
Quarry Products
Drainage stone-small smooth rounded stone
Gravel
Aggregate mix
Concrete block that weighs one tonne.
Plastering sand
Clause 804
Chips
3/8" Chips. Very small stones
Regular sized blocks used for most building jobs.
4" clean large stone
Screenings-Very dusty gravel