I also love Energel, esp Eurogel .35mm https://smile.amazon.com/Pentel-Energel-Ballpoint-0-35mm-Needle/dp/B002LEDW26/ref=sr_1_9?dchild=1&keywords=Eurogel+.35mm+Pentel&qid=1614871131&s=office-products&sr=1-9