An empty small bag.
An empty small bag which can be filled with 4 stone weight of sand, gravel or chips. Bought on its own as an empty bag.
Quarry Products
4" clean large stone
Blocks
Regular sized blocks used for most building jobs.
Chips
3/8" Chips. Very small stones
Regular 4" block with a 90 degree offset.
Plastering sand
Bags
An empty big bag.
A much bigger block with a cavity/hole going through the center.
Gravel
Clause 804
Aggregate mix