Block dimensions:12″HIGH X 17″LONG X 4″THICK
Bags
Small empty heavy duty sand bag.
Blocks
A much bigger block with a cavity/hole going through the center.
Regular 4" block with a 90 degree offset.
Quarry Products
Plastering sand
An empty small bag.
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Regular sized blocks used for most building jobs.
Gravel
Aggregate mix
4" clean large stone