1、There are gaskets with interchangeable radii in 5 sizes including 3R, 6 Rectangle , 10R, 13R, 17R that used for 5 shapes of rounded corners. 2、Sealant finishing tool set can remove residual glue, cleaning up gaps, no waste of sealant and excess sealant can be saved on silicone pad. 3、Industrial plastic is durable, a variety of gasket nozzle sealant finishing tools is practical. 4、Grout tool set is suitable for rough and corner or uneven surfaces, also suitable for tiles or brick joints. 5、Built to strict quality control standards, sealant finishing tool set's quality is guaranteed, you can use it with confidence. 1 x Connector 1 x Black Connector Gasket1 x Holder1 x Nozzle5 x White Nozzle Gasket Item Type: Sealant finishing tool setMaterial: PlasticSize: Nozzle Size: Approx. 8 x 4.5cm / 3.1 x 1.8inUses: Suitable for rough and corner or uneven surfaces, also suitable for tiles or brick joints.