I can set toolbar collapse use follow code:
@(Html.Kendo().Spreadsheet()
.Name("spreadsheet")
.HtmlAttributes(new { style = "width:100%" })
.Toolbar(false)
.Sheetsbar(false)....
but it dose not work use taghelper.
<kendo-spreadsheet name="spreadsheet" style="width: 100%" sheetsbar="false" >
<toolbar enabled="false" />