I have the 100 Amazon nail ($85 today!) and I have been perfectly happy with it. Get yourself a titanium nail from dabberswarehouse too.

Digital Temperature Controller with 5ft Kevlar Wrapped 20MM Inner Diameter Heater Coil (Titanium Accessories NOT Included) https://www.amazon.com/dp/B07SVYFSZ7/ref=cm_sw_r_cp_api_glc_fabc_5b96FbRHXV3EA?_encoding=UTF8&psc=1