1) USAGE OF ONY SELECTED INDUSTRIAL DIAMONDS. 2) ACCURATE GROUND CUTTING ANGLE. 3) HIGHLY POLISHED CUTTING EDGES. 4) SHANKS (DIAMOND-HOLDERS) CREATED WITH HIGH ACCURACY. 5) EACH DIAMOND IS SUBJECTED TO THOROUGH INSPECTION UNDER MINCROSCOPE 6) MECHANICAL TESTING CONDUCTED FOR EACH COMPLETED TOOL ON THE FACETTING MACHINE TO ENSURE PERFECTION AND DURABILITY. (WE REPAIR ANY KIND OF DIAMOND TOOL WITHIN A SHORT TIME. ANY SERVICE SUCH AS LAPPING FOR POLISHING OR BODY CHANGE, ETC., CAN BE SUCCESSFULLY DONE WITH FULL SATISFACTION OF THE CUSTOMER.)