Block dimensions:12″HIGH X 17″LONG X 4″THICK
Blocks
Chips
Gravel
Aggregate mix
The bigger thicker blocks up from the 4"
Quarry Products
Drainage stone-small smooth rounded stone
A much bigger block with a cavity/hole going through the center.
4" clean large stone
Regular 4" block with a 30 degree offset.
3/8" Chips. Very small stones
2" clean medium sized stone
Concrete block that weighs one tonne.