Maintenance of nitrided steel instruments is not difficult, but you must be careful not to hit the body, nor is it recommended to store in high heat and high humidity; In addition, it is better to always keep the surface of the instrument lubricated using special oil (which is supplied free of charge with the instrument).
Along with this instrument, an original soft case of very high quality (worth 2,500,000 Tomans) is supplied for free. If needed, you can also buy the handpen hard case separately.
Also, Prensa hand pens include a 24-month replacement warranty, which will replace your instrument if it is out of tune. So you can buy safely.
This instrument is proudly produced in Iran by the best masters of handpen making.