Typically if you take some steel wool and WD40 these will clean up nicely with in a few minutes.
Swedish Mauser M96 6.5x55 Stripper Clips Lot of 10 Minor Rust C16
$21.0
condition
New
For sale is 10 original Swedish Mauser stripper clips for the caliber of 6.5x55. These are in good shape never used. They have some light surface rust as shown in the pictures.