[Help] need working ItemFusionHandler.cs files ddtank 3.0 source

hi please help,
now i need finished fixing ddtankII project, but there is problems on the Fusion handler files.
i need working files ItemFusionHandler.cs from source 3.0/3.4, because i have try use file from ddtank 3.0 but missing formula info.

if you have it please contact me on YM : king.pinux
i can trade/buy it if work for me.

thanks....