Block dimensions:12″HIGH X 17″LONG X 4″THICK
Blocks
Regular 4" block with a 30 degree offset.
Gravel
Clause 804
Quarry Products
4" clean large stone
Concrete block that weighs one tonne.
Bags
Small empty heavy duty sand bag.
Chips
3/8" Chips. Very small stones
A tonne bag of sand.
An empty small bag.
Regular sized blocks used for most building jobs.