Micro Swiss All Metal Hotend Kit for Creality CR-10 / CR10S / CR20 / Ender 2, 3, 5 Printers

Upgrade your Creality CR-10 or Ender series 3D printer to print High temperature filaments with this All-Metal Hotend kit!   The factory hotend design on the Creality CR-10 and Ender series 3D printers has the PTFE tube located down in the melt zone of the hotend, where it butts up right against the nozzle. This limits the maximum temperature the nozzle can be used at, as PTFE will deform/shrink and break down around 250-260°C releasing hazardous fumes. Upgrading to an "all metal" hotend that does not use PTFE in the melt zone gives users the option to print materials requiring much higher nozzle temperatures like most nylon, polycarbonate, and engineering grade filaments safely and without the jams caused by deformed PTFE liners. This drop in All Metal Conversion kit requires absolutely zero modification to your printer to install. The uniquely designed cooling block eliminates need for a thermal tube. By not having a separate thermal tube inside the cooling block, it allows for fa