This is a brand new hot end that came as a spare for the bamboo lab P1 S printer. The hot end is brand new hasn’t been taken out of the packaging.

I’m not completely sure if it is harden steel or not. It wasn’t in a box that had a label on it.

The Bambu Lab Hotend with a 0.4mm steel nozzle is a durable and high-quality replacement part for 3D printers. Made by Bambu Lab in China, this unit is designed to be compatible with the FAH001-N-1 model. The black-colored nozzle is a reliable choice for those in need of a replacement part to ensure smooth and precise printing results.