A much bigger block with a cavity/hole going through the center.
They are a much bigger block than the 4″ and 6″ blocks with a cavity/hole going through the center of the block. Sold in bales of 20 or by single blocks on their own.
Quarry Products
2" clean medium sized stone
4" clean large stone
Blocks
Gravel
Aggregate mix
Bags
Small empty heavy duty sand bag.
An empty big bag.
A tonne bag of sand.
Regular sized blocks used for most building jobs.
Concrete block that weighs one tonne.