  | 
                          
                     Precise depth setting makes groove diameter
                    inspection easier when the part face can be used as a datum
                    surface.  | 
                        
                        
                          
                            | 
                          
                     Hardened & precision ground A-2 steel rest surface.  | 
                        
                        
                          
                            | 
                          
                     Full 1" travel or retraction for checking deep grooves.  | 
                        
                        
                          
                            | 
                          
                     Fine adjustment mechanism for rapid setting.  | 
                        
                        
                          
                            | 
                          
                     Indicator can be rotated 360 degrees for easy viewing.  | 
                        
                        
                          
                            | 
                          Contact points adjustable to 2 1/2" depth. | 
                        
                        
                          
                            | 
                          Optional stand for use as a bench gage. |