Manganese steel material: The cutting head of the pipe dredging machine is made of high-quality manganese steel, which is strong and durable, with anti-rust treatment on the surface, corrosion resistance and wear resistance, which is worth it. Practicality: Cutting head set of dredge. Replace your drain cleaner to easily flush your toilet or pipes and quickly open clogs caused by hair, grease or vegetables. Powerful function: suitable for springs with a diameter of 16 mm, clearing hard objects, effectively expanding and clearing pipes. Easy Installation: There are two small holes under the cutter head, which can be directly matched with the spring. The dredge head is easy to install and remove, you can directly insert it into the dredge without spending much time. This cutting head has a practical and unique design and is suitable for homes, kitchens, living rooms, bathrooms, hotels and other occasions. Colour:Silver Material:Manganese steel Package Contents: 2 set x drain cleaner Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.