• Niigata Seiki series three-point contact digital inside micrometer
 • 2-300mm hole inner diameter measurements (please contact us for other size requests)
 • Extra hardened extension rods are also lightweight
 • Special chrome plated micrometer head
 • Detachable connection parts
 • Fast internal measurements
 • Conventional inch or millimeter standard
 • Digital readout on large, easy-to-read, high-contrast LCD screen
 • Ability to capture and store measurements in memory - even when turned on and off
 • IP54 protection against coolant and dust
 • Data transfer to computer
 • Automatic shut-off feature
 • Main rod and all rods are hardened and ground.
 • Movable rod is hardened and lapped with a supported stainless steel coating.
 • Interchangeable steel tube measuring rods
 • Low coefficient of friction, smooth movement - resulting in high precision
 • Carbide contact surfaces