Digital three points inside micrometer. BOWERS measuring heads with new generation SYLVAC SYSTEM electronic. Big display. From 6 to 300mm with 3 contact points in carbide. Sylvac electronic with output RS232C, 2 preset, tolerance function, min/max, hold, mm/inch, reading 0,001 mm. Hight accuracy friction. Screw, cone and contact surfaces in ground and hardened steel. Lapped measuring contact surfaces. From diam. 12,5 and over, the measuring anvils are at the same level as the measuring head for measuring blind bores. Extensions for bigger depth are availlable upon requirement. Supplied with setting ring with “UKAS” certificate.