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
4" clean large stone
Blocks
Regular 4" block with a 30 degree offset.
Chips
3/8" Chips. Very small stones
Regular sized blocks used for most building jobs.
Bags
An empty small bag.
Gravel
Aggregate mix
Plastering sand
Small empty heavy duty sand bag.
Drainage stone-small smooth rounded stone
Concrete block that weighs one tonne.