How many roots per ton of 18 thread steel?

How many roots per ton of 18 thread steel?

18 of the rebar is one meter with a weight of 2kg

If it is 9 meters per point, the weight of one is 18kg, and there are 55.5 in one tonIf it is 12 meters per point, a weight of 24kg, a ton there are 41.6.