... control, we are able to fabricate the High Precision Quartz /Optical Glass Parts especially when doing Arc, Slope, Slots, Sphere, ... Customer-Supplied Materials can be adopted. 3. The High-Precision Fabricated Parts deliver Superior Quality and Long Lifespan. 4. Description of ... , Disc, Panel, Plate, Ring, Block 3. CNC High Precision CNC Quartz Parts: With the help of CNC design and software control ...