Blocks
The bigger thicker blocks up from the 4"
Bags
Small empty heavy duty sand bag.
Concrete block that weighs one tonne.
Regular 4" block with a 30 degree offset.
Quarry Products
4" clean large stone
Regular 4" block with a 90 degree offset.
Gravel
Aggregate mix
An empty small bag.
Regular sized blocks used for most building jobs.
2" clean medium sized stone