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