Block dimensions:12″HIGH X 17″LONG X 4″THICK
Quarry Products
4" clean large stone
Plastering sand
Blocks
Concrete block that weighs one tonne.
Bags
An empty big bag.
Gravel
Screenings-Very dusty gravel
Chips
A much bigger block with a cavity/hole going through the center.
Clause 804
Regular 4" block with a 90 degree offset.
Regular sized blocks used for most building jobs.