bids are invited for boiler tube cleaning equpment tube cleaning flexible shaft hand piece42mm , tube cleaning flexible shaft hand piece39mm , cup shape steel wire brush suitable for following inner dia tubes 56.18mm id tubes , heavy duty flexible shaft outers inner complete teeth with and piece having 19mm inner core 25mtr , heavy duty flexible shaft outers inner complete teeth with and piece having 19mm inner core 20mtr , cup shape steel wire brush suitable for following inner dia tubes61.88mm id tubes , tool head cutter 2 nos super teeth, cutter and 01 nos helical teeth cutter in sengle stage suitable for following inner die tubes 56.18mm id tubes , tool head cutter 2 nos super teeth, cutter and 01 nos helical teeth cutter in sengle stage suitable for following inner die tubes 68.08mm id tubes , tool head cutter 2 nos super teeth, cutter and 01 nos helical teeth cutter in sengle stage suitable for following inner die tubes 61.88mm id tubes , cup shape steel wire brush suitable for following inner dia tubes68.08mm id tubes , m.s nipple suitable for 19mm od inner core total quantity : 244