Advantages of PCD cutting tool blanks 1 long working life 2 uniform surface ... 3 lower cost The standard shape of SUPREME PCD Cutting Tool BlanksTM is round. Other shapes, such as rectangle, ... available: 5um, 10um, 25um, 50um. Advantages of PCD tool blanks:1. Long working life.2. Uniform surface finish.3 ... 24 Hour Hot Line: +86-371-63621182 pcd abrasive tool blanks for precision processing and grinding