What was found
(CAN) DURING A SCHEDULED INSPECTION CRACKS WERE VISIBLE ON THE PROPELLER BLADE TIPS. PROPELLER WAS REMOVED AND FORWARDED FOR FURTHER INSPECTION. AFTER REMOVAL OF THE PAINT IT WAS FOUND THAT THE CRACKS WERE THROUGH THE FIBRE GLASS LAYER AND INTO THE UNDER LYING STRUCTURE. BLADES WERE SENT TO THE MANUFACTURER WHERE THE DAMAGE WAS DEEMED TO BE MECHANICAL IN NATURE BUT REPAIRABLE. BLADES WILL REQUIRE O/H BEFORE RETURN TO SERVICE .