Starrett Electronic Caliper 6" The Starrett Electronic Caliper features a large, easy-to-read, high contrast LCD readout. It includes IP67 protection against coolants, water, chips, dust and dirt often found in machine shop environments. Its induction type linear encoder system and inch/millimeter metric conversion makes Starrett precision measuring tools the right choice for any job. Features include... 0-6" / 150mm Measuring Range 0.0005" / 0.01mm Resolution IP67 Rated Protection No SPC Output