Mitutoyo Hole Test or Three Point Micrometer

Listing ID #2350391

Holtest (Type II) Series 368-Three-Point Internal MicrometersSeries 368Features The Holtests (type II) have three contact points made of alloyed steel. Measurement can be taken closer to the bottom of the blind bore. Can measure deep holes using an Extension Rod (optional). With Ratchet Stop for constant force. Setting Rings for zero point adjustment are optional. Supplied in fitted plastic case up to 100mm 4�. Over 100mm 4� supplied in wooden case. Technical Data Graduation: 0.005mm or .0002" Measuring method: Three-point method Contact point: Harden Steel