Blocks
A much bigger block with a cavity/hole going through the center.
Quarry Products
2" clean medium sized stone
4" clean large stone
Regular 4" block with a 90 degree offset.
Bags
Small empty heavy duty sand bag.
Gravel
Clause 804
Plastering sand
Regular sized blocks used for most building jobs.
Concrete block that weighs one tonne.
The bigger thicker blocks up from the 4"
Regular 4" block with a 30 degree offset.