Blocks
Regular 4" block with a 30 degree offset.
Gravel
Aggregate mix
Bags
An empty big bag.
Concrete block that weighs one tonne.
Quarry Products
4" clean large stone
Chips
3/8" Chips. Very small stones
2" clean medium sized stone
Plastering sand
Small empty heavy duty sand bag.
A much bigger block with a cavity/hole going through the center.
Regular sized blocks used for most building jobs.