I have a box of 30-40's that were resized to 303 Savage. Bought them back when 303 Savage was practically impossible to find. They shoot fine. Whoever made them did trim the rim somewhat.

“The Savage 99 Pocket Reference”.
All models and variations of 1895’s, 1899’s and 99’s covered.
Also dates, checkering, engraving.. Find at www.savagelevers.com