|  Digital Three Point Internal Micrometers | 
                                     
                                    
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                                      |  Features :   | 
                                     
                                    
                                      
                                          
                                            Self-centering with 3 points, fit for accurate measurement of blind holes and through holes.  
                                              Can measure deep holes by attaching an extension rod (optional ). 
                                            Carbide-tipped contact points. | 
                                           
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                                      |   Specifications : | 
                                     
  
  
    |   | 
    Measuring Range | 
    Order No. | 
    Reading | 
    Limit Error | 
   
  
    |   | 
    6-8mm | 
    213-301 | 
    0.001mm | 
    0.004mm | 
   
  
    |   | 
    8-10mm | 
    213-302 | 
    0.001mm | 
    0.004mm | 
   
  
    |   | 
    10-12mm | 
    213-303 | 
    0.001mm | 
    0.004mm | 
   
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