Features: The for K1 series Nozzle Silicone Brushes are essential maintenance tool to effectively remove clogs and residues, ensuring consistent and highly 3D printing result. This silicone nozzle brush features precise engineered head that easily reaches into 3D printer nozzle for thorough cleaning. for Lab 3D printers, including hobbyists, artists, and professional who demand reliability in their printing processes. Maintain optimals performances for academic projects, design prototypes, and business documents. Enhances the life and functionality of 3D printer with this indispensable accessory. Specifications: Type: Silicone Nozzle Brush for K1 K1C 3D Printer Size about 3.7x0.8cm/1.46x0.31in Component: Silicone Quantity: 3PCS/6PCS Package Includes: 1Set Silicone Nozzle Brushes note: Due to problem of lighting effect there might be tolerances in product, please understand. Please allow 0-1cm error due to the measurement.