H.D. Chasen Company
 
Thread Tap 1/16" Diameter - 15/32" Diameter
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Thread Tap 1/16-64 
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Thread Tap 3/32-48 
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Thread Tap 1/8-40 
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Thread Tap 5/32-32 NS 
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Thread Tap 5/32-36 
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Thread Tap 3/16-24 NS 
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Thread Tap 3/16-30 
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Thread Tap 3/16-32 NS 
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Thread Tap 7/32-24 
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Thread Tap 7/32-32 NS 
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Thread Tap 1/4-16 
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Thread Tap 1/4-18 
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Thread Tap 1/4-20 UNC 
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Thread Tap 1/4-22 
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Thread Tap 1/4-24 NS 
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Thread Tap 1/4-26 
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Thread Tap 1/4-27 NS 
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Thread Tap 1/4-28 UNF 
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Thread Tap 1/4-30 
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Thread Tap 1/4-32 NEF 
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Thread Tap 1/4-36 NS 
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Thread Tap 1/4-40 NS 
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Thread Tap 1/4-48 NS 
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Thread Tap 1/4-56 NS 
 
   
     
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
