I buy this soldering iron for 19€ https://www.amazon.it/dp/B08KCTJLYQ?psc=1&ref=ppx_yo2ov_dt_b_product_details which mounts ruthex tips for press insert https://www.amazon.it/dp/B09BMK4BK1?psc=1&ref=ppx_yo2ov_dt_b_product_details
i modifyed the size of holes, now it' s perfect!
Printed in petg prusament , 100% infill
The author remixed this model.