Festool 496121 CT 36 Longlife Filter Bag is specially designed to trap larger chips and debris before they reach the main filter, effectively extending the lifespan of both the main filter and the dust extractor. This innovative filter bag a cost-effective solution d to disposable filter bags, as it can be refilled up to 500 times before needing , unlike regular filter bags that can only be used once. The integrated cap ensures a tight seal during bag removal and disposal, keeping dust contained and preventing mess on the floor. I for handling large chips and debris, this longlife filter bag is not for RRP tasks and comes with one bag included. Model Number: 496121