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.
Chips
3/8" Chips. Very small stones
Blocks
Gravel
Clause 804
Quarry Products
4" clean large stone
Regular sized blocks used for most building jobs.
Plastering sand
Bags
Small empty heavy duty sand bag.
Regular 4" block with a 90 degree offset.
Regular 4" block with a 30 degree offset.
A tonne bag of sand.