Blocks
Quarry Products
A tonne bag of sand.
Regular sized blocks used for most building jobs.
Bags
Small empty heavy duty sand bag.
2" clean medium sized stone
Regular 4" block with a 30 degree offset.
Drainage stone-small smooth rounded stone
Plastering sand
An empty big bag.
Chips
3/8" Chips. Very small stones
Gravel
Clause 804