51.Vacuum Brazed Diamond Milling Bit It is mainly used for milling groove of the inner side of stones. With special diamond brazing technology, diamond is firmly brazed onto the center, which makes its cutting efficiency higher, working life longer, cost lower and performance higher. Benefits: Cutting efficiency higher Working life longer Cost lower Performance higher. Application: milling groove of the inner side of stones Item No. Diameter Height Thread SVXD25 25mm 50mm M14 or 5/8" -11 SVXD50 50mm 50mm M14 or 5/8" -11 SVXD75 75mm 50mm M14 or 5/8" -11 SVXD100 100mm 50mm M14 or 5/8" -11 52.Special Vacuum Brazed Diamond Tools It is used on special machines to process on various hard-crisp nonmetal materials. With special diamond brazing technology, diamond is firmly brazed onto the center, which makes its cutting efficiency higher, working life longer, cost lower and performance higher. Benefits: aggressive performance highest efficiency Various shapes Application: Various granite Marble Non-mental material Parameter: can be made according to the requirements of customers.