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
A tonne bag of sand.
Chips
3/8" Chips. Very small stones
Blocks
Regular 4" block with a 30 degree offset.
Drainage stone-small smooth rounded stone
Gravel
Clause 804
Bags
An empty small bag.
Regular 4" block with a 90 degree offset.
Concrete block that weighs one tonne.
Screenings-Very dusty gravel
An empty big bag.