The Festool 204343 Jigsaw Blade BUILDING MATERIALS ABRASIVE MATERIALS is a specially designed blade for working with cement-bonded fibreboards and more. The carbide-tipped blades offer both effective cutting results along with the maximum service life possible. The T-Shank mount offers flexible use in most big brands and are ideally suited to working with cement-bonded fibreboard, gypsum, cement-bonded chipboard, fibreboard, HPL laminated boards and fibre-reinforced plastics. Suitable for the following Festool jigsaws PS 300, PSB 300, PS 400, PSC 400, PSBC 400, PSB 400, PS 420, PSB 420, PSC 420, PSBC 420