Block dimensions:12″HIGH X 17″LONG X 4″THICK
Quarry Products
Drainage stone-small smooth rounded stone
Blocks
Concrete block that weighs one tonne.
Plastering sand
2" clean medium sized stone
Chips
3/8" Chips. Very small stones
Bags
An empty big bag.
Gravel
Screenings-Very dusty gravel
A tonne bag of sand.
Regular 4" block with a 30 degree offset.