Bowers Super bore accessory
001mm is read from the vernier scale on the micrometer sleeve
TiN-coated measuring contact points(provide excellent durability and impact resistance and allow the instrument to measure right to the bottom of a blind hole
After the initial zero-setting with the Origin button
For high accuracy and repeatability
Starrett 829C Small Hole Gage, .300-.400"/7.6-10.2mm Range *NEW - Open Box Item* BestTest Bowers Super bore accessoryItem Description Length: 3 3 8" 85mm Range: . 300 . 400" 7. 6 10. 2mm Ideal for accurately measuring small holes, slots, grooves, and recesses Ideal for accurately measuring small holes, slots, grooves, and recesses Precision Ground Radius on each gage provides two point contact for maximum accuracy Used for general work Well balanced More accurate measurements Hardened ball measuring surface with two point contact Full ball gages Smooth, sensitive