Machine RepairsWe service what we sell. J.J. Kagan Company is committed to servicing and repairing our Ring Sizers and Ring Rollers no matter the condition or length of time in the field. All repairs are completed at our modern, ISO-certified manufacturing facility located in Southern California. We use only OEM parts installed by our own highly-trained and qualified technicians. Our state-of-the-art quality assurance system ensures that each machine we repair passes our rigorous performance testing requirements prior to shipment. And, we stand behind our repair services. Read our Machine Repair Policy. DOWNLOAD OUR MACHINE REPAIR POLICYExpert repairs by our own highly-trained technicians.