Bags
An empty big bag.
Gravel
Screenings-Very dusty gravel
Quarry Products
Drainage stone-small smooth rounded stone
2" clean medium sized stone
Blocks
Concrete block that weighs one tonne.
Small empty heavy duty sand bag.
Regular 4" block with a 90 degree offset.
Regular sized blocks used for most building jobs.
Chips
3/8" Chips. Very small stones
4" clean large stone