Function Glue gun nozzle size (inner diameter x length): 2.0x70mm, 2.0x50mm, 2.0x34mm, 3.0x50mm; HIGH QUALITY MATERIALS - Excellent thermal conductivity for smoother and faster glue flow. HOT GLUE GUN ACCESSORIES - 4 different nozzles can help gluing in tight spaces, easy to change to meet different work requirements. LEAK-PROOF DESIGN - Equipped with a built-in leak-proof steel ball and waterproof rubber O-ring, it can prevent glue leakage and improve work efficiency. WIDE APPLICATIONS - Can be used with most glue guns to decorate toys, art flowers, home repairs, DIY craft projects, Christmas tree decorations. [Product Information] Product Name Glue dissolving tool Product color: subject to the main picture Packing list (available with purchase of one item) Dissolving nozzle X4 (34x2.0mm conical glue gun nozzle + 50x2.0mm glue gun nozzle + 50x3.0mm glue gun nozzle + 70x2.0mm glue gun nozzle) Please understand: 1. Due to the long shipping time, the goods may be damaged during transportation, if the goods are damaged, please leave us a message through the official website immediately before posting a comment, I will solve the problem for you. 2. Due to manual measurement, the size may have an error of 1-3cm. 3. 3. The color displayed by different monitors may vary.