Feature 1 Thickened Wire: Upgrade to 0.5mm thickened white high temperature wire, which can withstand higher temperatures and look more beautiful. 2 High Power: The power is increased from the original 40W to 50W, and the maximum can be heated to 340 to 350. 3 Stainless Steel Heating Head: The heating head is made of 304 stainless steel, which is resistant to high temperature, rust and corrosion. 4 Nickel Chrome Wire: The interior of the heating wire adopts 2080 nickel chrome wire, which is more stable and safer in use. 5 5 Pcs Set: The set includes 5 pcs heating rods, can be directly replace the old or broken part, ideal for 3D printer.Item Type: 3D Printer Heating TubeMaterial: 304 stainless steel, silicone, 2080 nickel chrome wirePower: 50WHeating Head Size: Approx. 6x20mm/0.2x0.8inLine Width: 0.5mmHeating Temperature: Up to 350Color: White Package List5 x 3D Printer Heating Tube