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.
Quarry Products
A tonne bag of sand.
Blocks
A much bigger block with a cavity/hole going through the center.
4" clean large stone
Regular 4" block with a 30 degree offset.
Gravel
Clause 804
An empty small bag.
2" clean medium sized stone
Plastering sand
Concrete block that weighs one tonne.