October 2, 2023 renishaw Renishaw HPA High-Precision Tool Setting Arm for CNC Lathes Serial number is F17184, made in UK. Renishaw hpa, has protective cap for when not in use. You might also like: March 5, 2022 Renishaw Motorized Arm Tool Setting Probe, Tool Eye, CNC Lathe Tool Setter December 11, 2023 Renishaw tool probe from 1987 Cincinnati Cinturn 8C series 1208 CNC lathe