Features: Strong compatibility: the FC20 is perfectly with a wide ranging of welding machine models, ensuring seamlessly connection and improving work efficiency. From high-temperature resistant and durability PTFE, it withstands the high heat of the welding process, ensuring safety and durability. Good Insulation: With excellent insulation properties, it effectively prevents short-circuit and leakage to ensure safety of use. Corrosion resistance: the material is specially treated, not easy to corrode, adapting to a variety of industrial environment, prolonging the service life. Multiple specifications: provide different size and styles of casing option to meet the needs of different welding machines and equipment. Specifications: Product Name: PTFE tube Product Size: length about 50mm/1.97in Applicable: Filaments Connector Quantity： 100PCS/200PCS For the consumables and heat them up with a lighter. After cooling, it can be removed and welded NOTE: Consumables need to be cut diagonally to provide a larger contact area Package Includes: 100PCS/200PCS PTFE tube note: There might be a bit color distortions due to different computer resolution There might be size errors due to different computer resolution