Small empty heavy duty sand bag.
Small empty heavy duty sand bag (GREEN) 4FT LONG X 1FT WIDE.
Blocks
Concrete block that weighs one tonne.
Gravel
Aggregate mix
Bags
An empty big bag.
Screenings-Very dusty gravel
Clause 804
An empty small bag.
A much bigger block with a cavity/hole going through the center.
Chips
3/8" Chips. Very small stones
Regular sized blocks used for most building jobs.