I have Mark Williams axles years ago I broke the 1/2 studs I had, i sent them back to Mark Williams and had them redrill the axles and install 5/8 studs and haven`t had a problem since it wasn't expensive. Perhaps Strange could do it for you
68 Dart 410 / 904 92 D150 original owner 21 Ram 1500 Quad Cab, Big Horn , Hemi ,4x4 23 Audi Q5 16 Honda HRV