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
4" clean large stone
Bags
An empty big bag.
Blocks
Regular 4" block with a 90 degree offset.
Regular sized blocks used for most building jobs.
Chips
Gravel
Aggregate mix
Plastering sand
A tonne bag of sand.
An empty small bag.
3/8" Chips. Very small stones