H.D. Chasen Company
 
Thread Tap 1" Diameter - 1-7/16" Diameter
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Thread Tap 1-1/4-7 UNC 
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Thread Tap 1-1/4-8 NS 
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Thread Tap 1-1/4-10 NS 
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Thread Tap 1-1/4-12 UNF 
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Thread Tap 1-1/4-14 NS 
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Thread Tap 1-1/4-16 NS 
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Thread Tap 1-1/4-18 NEF 
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Thread Tap 1-1/4-20 NS 
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Thread Tap 1-1/4-24 NS 
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Thread Tap 1-1/4-26 
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Thread Tap 1-1/4-27 
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Thread Tap 1-1/4-28 
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Thread Tap 1-1/4-30 
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Thread Tap 1-1/4-32 NS 
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Thread Tap 1-1/4-36 
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Thread Tap 1-1/4-40 
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Thread Tap 1-5/16-8 
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Thread Tap 1-5/16-10 
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Thread Tap 1-5/16-12 NF 
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Thread Tap 1-5/16-16 NS 
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Thread Tap 1-5/16-18 NEF 
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Thread Tap 1-5/16-20 NS 
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Thread Tap 1-5/16-24 
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Thread Tap 1-5/16-27 
 
   
     
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
 
  
