H.D. Chasen Company
 
Thread Tap 1/16" Diameter - 15/32" Diameter
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Thread Tap 3/8-20 NS 
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Thread Tap 3/8-22 
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Thread Tap 3/8-24 UNF 
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Thread Tap 3/8-26 
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Thread Tap 3/8-27 NS 
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Thread Tap 3/8-28 
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Thread Tap 3/8-30 
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Thread Tap 3/8-32 NEF 
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Thread Tap 3/8-36 
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Thread Tap 3/8-40 NS 
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Thread Tap 3/8-48 NS 
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Thread Tap 13/32-32 NS 
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Thread Tap 7/16-13 
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Thread Tap 7/16-14 UNC 
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Thread Tap 7/16-15 
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Thread Tap 7/16-16 NS 
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Thread Tap 7/16-18 NS 
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Thread Tap 7/16-20 UNF 
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Thread Tap 7/16-22 UNS 
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Thread Tap 7/16-24 NS 
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Thread Tap 7/16-27 NS 
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Thread Tap 7/16-28 NEF 
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Thread Tap 7/16-30 
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Thread Tap 7/16-32 NS 
 
   
     
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
