| Standard 
                              Sizes  | 
                           
                           
                            | Part 
                              No. | 
                              Head 
                                Dia  
                                D mm  | 
                            Coated 
                              Length 
                              C mm | 
                             
                              Neck Length  
                              N mm  | 
                            Shank 
                              Dia d mm | 
                            Overall 
                              Length 
                              L mm | 
                             
                              Grit | 
                           
                           
                            3050 
                              3075 | 
                              0.5 
                                0.75   | 
                             
                              3 
                              3  | 
                            6 
                              7  | 
                             
                              3 
                              3  | 
                            50 
                              50  | 
                            200/230 
                               | 
                           
                           
                            3100 
                              3150 | 
                              1.0 
                                1.5   | 
                             
                              4 
                              5  | 
                             
                              8 
                              10  | 
                            3 
                              3  | 
                             
                              50 
                              50  | 
                            140/170 
                               | 
                           
                           
                            3200 
                              3250 
                              3300 | 
                              2.0 
                                2.5 
                                3.0   | 
                             
                              5 
                              6 
                              6  | 
                             
                              15 
                              20 
                              20  | 
                             
                              3 
                              3 
                              3  | 
                             
                              50 
                              50 
                              50 | 
                            100/120 
                               | 
                           
                           
                            6035 
                              6040 
                              6045 
                              6050 
                              6060 
                              6070 
                              6080 
                              6100 
                              6120 
                               | 
                              3.5 
                                4.0 
                                4.5 
                                5.0 
                                6.0 
                                7.0 
                                8.0 
                                10.0 
                                12.0   | 
                             
                              6 
                              6 
                              7 
                              7 
                              7 
                              8 
                              8 
                              10 
                              10 
                               | 
                             
                              20 
                              25 
                              25 
                              25 
                              25 
                              - 
                              - 
                              - 
                              -  | 
                             
                              6 
                              6 
                              6 
                              6 
                              6 
                              6 
                              6 
                              6 
                              6 | 
                             
                              60 
                              60 
                              60 
                              60 
                              60 
                              60 
                              60 
                              60 
                              60  | 
                            100/120 
                               | 
                           
                          | 
                      
                           
                            Applications  | 
                           
                           
                            |   BOT 
                                Diamond mounted Points are used for jig, internal 
                                grinding and precision grinding of small holes 
                                in carbide, ceramics, sapphire, glass and other 
                                non metallics.  | 
                           
                           
                            | Speed | 
                           
                           
                            |   Recommended 
                                speeds are between 28 to 30 m/sec. Excellent results 
                                can be achieved at speed 45,000 - 60,000 RPM.  | 
                           
                           
                            | Feed | 
                           
                           
                            |   Suggested 
                                Feeds for jig or internal grinding are from 0.0002" 
                                to 0.0004" per pass.  | 
                           
                           
                            Coolant  | 
                           
                           
                            Coolant 
                                should be used wherever possible. but can be used 
                                dry successfully.  | 
                           
                           
                            Useful 
                                Grinding Hints  | 
                           
                           
                            Keep 
                                Tool Over Hang as short as possible. One half 
                                of the grinding point should stay in contact at 
                                the end of the stroke.  | 
                           
                          |