JD-4002 (0-300 mmHg) standard type zinc alloy gauge
JD-4001 (20-300 mmHg) standard type aluminum alloy gauge
JD-4003 (0-200 mmHg) standard type zinc alloy gauge
JD-4008 (0-300 mmHg) gauge for arm type aneroid sphygmomanometer
JD-4014 (0-300 mmHg) gauge for JD-1014 new type aneroid sphygmomanometer
