As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE SUBJECT BLADE WAS RECEIVED FOR A TORN DE-ICE BOOT. DURING DYE CHECK OF THE BLADE SHANK, TWO CRACKS WERE FOUND; ONE IN THE FILLET, AND ONE ON THE BUTT OUTSIDE DIAMETER. BOTH CRACKS WERE LOCATED ADJACENT TO THE COLLAR PARTING LINE ON THE FACE SIDE, AND WERE PARALLEL TO EACH OTHER. THE CRACKS WERE HAIR LINE IN WIDTH AND DEPTH AND WERE APPROXIMATELY 1.25 INCHES IN LENGTH. THE BLADE IS BEING SCRAPPED FOR THIS CONDITION.