Electronic Outside Micrometers 2 Key Model Range Graduation Order No. 0-1"/0 -25mm 0.0005"/0.01mm 600-8081 1-2"/25-50mm 0.0005"/0.01mm 600-8082 2-3"/50-75mm 0.0005"/0.01mm 600-8083 3-4"/75-100mm 0.0005"/0.01mm 600-8084
Also, we can OEM for customer according to your special requirement.