CRAFTSMAN duplex rabbet plane blade, with depth adjusting grooves. For Sale

You\'re buying the CRAFTSMAN duplex rabbet plane blade shown in the photos.The blade measures 1-1/2\" in width, and approximately 3-7/8\" in length.Of note: THIS BLADE HAS GROOVES on the back side to engage a mechanical adjusting mechanism.The blade does have notable heavier pitting on the back side, the front side has some shallow pitting also.The blade has been cleaned, oiled, and is sharp.