Fowler 53-682-404 Set of 4 Quartz Optical Flats, 2.0" Diameter, 3.567"-3.582" Thickness *USED* Dial Center channel angle increases capacity

Center channel angle increases capacity

Split Collet

Easy to set up gauges into required position

Large high-contrast LCD digital readout is easy to read and reduces erro

Fowler 53-682-404 Set of 4 Quartz Optical Flats, 2.0" Diameter, 3.567"-3.582" Thickness *USED* Dial Center channel angle increases capacityItem Description Fowler's Quartz Optical Flats and Parallels are perfect for repair departments and Quality Control labs for inspection of micrometers and other measuring tools. Diameter: 2. 00" Thickness: 3. 567"3. 582" Flatness: . 000003" . 00007mm Parallelism: . 000040" . 001mm Current certificate NOT included With fitted case