Square type, Round type, Hexagonal type(groove), and segmented type patterns are availabel.Model#: SY-DLW (#SY-CLW)- Dimension: up to 500- Average flatness of plate: 2/100- Standard concentration: 100- Standard Diamond/CBN layer: 6- vailable Diamond/CBN mesh size: #80~#60,000- Typically used on most materials and type of the wheel are groove or not groove.- Saving cost and time- igh quality of surface finish- Low error rate- comprehensive application- Clean environment- DLW= Diamond Lapping wheel CLW= CBN Lapping wheel