Tubular Digital inside micrometer IP65

Digital inside micrometers IP65 with electronic micrometers measuring head and extensions set

Electronic internal micrometers can be with measuring range 125-1000mm (5-40 inch); 125-1500mm (5-60 inch); 125-2100mm (5-84 inch); 125-3000mm (5-120 inch); 125-4000mm (5-160 inch); 125-5000mm (5-200 inch); 125-6000mm (5-240 inch)  Also it’s possible to manufacture any range according customers request. Diameter of tube is 22mm and 125-5000mm (5-200 inch); 125-6000mm (5-240 inch) have 33mm. 
Electronic module of internal micrometer with IP65 waterproof and 0.001 mm (0.0001" inch) resolution, mm/inch and hold function.
Digital inside micrometer pass metrological control on ISO 17025 calibration lab.