Package Content: You will receive 4 removable copper nozzles with a small wrench. The practical design allows for easy nozzle replacement. Premium Material: Made of high-quality pure copper. The nozzles include steel balls to help prevent glue leakage or dripping. 4 Sizes: Includes 4 nozzle sizes: 0.7 x 0.03cm (0.28 x 0.01 inch), 0.5 x 0.3cm (0.2 x 0.12 inch), 0.5 x 0.2cm (0.2 x 0.08 inch), and 0.33 x 0.2cm (0.13 x 0.08 inch). Different sizes meet various application needs. Compatibility: Designed for use with 1.08cm (0.43 inch) hot glue tools, suitable for a range of household and craft tasks. Fine Tip Design: Precision tips offer control and are easy to use in different applications. Suitable for both adults and children. Color: As shown Material: Metal Sizes: 0.7 x 0.03cm (0.28 x 0.01 inch), 0.5 x 0.3cm (0.2 x 0.12 inch), 0.5 x 0.2cm (0.2 x 0.08 inch), 0.33 x 0.2cm (0.13 x 0.08 inch) Package Contents: 4 x Copper Nozzles 1 x Wrench Note: The package includes only the items listed. Other accessories are not included. Note: Lighting and display settings may cause slight color variations between the product image and the actual item. Measurement may vary by +/- 1-3cm.