Mitutoyo 0.5-0.8in / 12.7-20.32mm Internal Micrometer Head Set 468 Series

The Digimatic holtest digital internal micrometre interchangeable head set includes one display unit and four different-sized measuring heads.. All of the holtest units feature self-centering Titanium Nitride (TiN) coated contact points that provide accurate, sensitive measurements and are highly durable. Precision machined gears ensure reliable, repeatable measurements that are shown on a large, easy-to-read LCD display in an impact and water resistant housing. The holtest's ratchet stop mechanism provides a constant measuring force on the hardened-steel spindle to ensure accurate, even measurements. Functions include zero/ABS setting, data hold, Data output, function lock, 2 presets and inch/mm conversion.