For reference I used an M2 drill bit to carefully drill out the screws then purchased an M3×.05 dye to create new threads and finally purchased these new set screws:

https://www.amazon.com/uxcell-Stainless-Socket-Screws-Headless/dp/B01M1YBX82/ref=mp_s_a_1_1_sspa?dchild=1&keywords=Screws&pd_rd_r=7f1327ad-6872-4477-9f2f-8b4946bf569f&pd_rd_w=LtPyn&pd_rd_wg=C8U2A&pf_rd_p=1d685bfc-540c-4c38-945c-0ff8e8788608&pf_rd_r=N0J64SDCRJ8Q8YZZHJSH&pid=ZQfy0cS&qid=1635895025&refinements=p_n_feature_twenty-eight_browse-bin%3A19043854011%2Cp_n_feature_fourteen_browse-bin%3A11434052011&s=industrial&sr=1-1-spons&psc=1&smid=A1THAZDOWP300U&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUFNQTBLSzY5RjFXR0QmZW5jcnlwdGVkSWQ9QTA1MTQ3MjAxMlhFMkxKQkVRTFcxJmVuY3J5cHRlZEFkSWQ9QTAzMTkwNzkyT1AzVVVCVThQNURYJndpZGdldE5hbWU9c3BfcGhvbmVfc2VhcmNoX2F0ZiZhY3Rpb249Y2xpY2tSZWRpcmVjdCZkb05vdExvZ0NsaWNrPXRydWU=