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
Small empty heavy duty sand bag.
Blocks
Regular 4" block with a 30 degree offset.
Drainage stone-small smooth rounded stone
2" clean medium sized stone
Regular sized blocks used for most building jobs.
Chips
Regular 4" block with a 90 degree offset.
Gravel
Aggregate mix
Concrete block that weighs one tonne.
Screenings-Very dusty gravel
3/8" Chips. Very small stones