... 1.Save labor cost 2.Increase production capacity High efficiency semi-automatic filter bag hot welding machine Production Description It can sewing ... .Sewing head is famous brand NameValueBrandGTFModelZM-HSProduction Capacity15meters/min(Max)Automatic GradeSemi-AutomaticVoltage220V/380VPlace of OriginChinaWidth of connector12mm,14mm,16mm,18mm ...