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CoroMill 326 Internal threading and chamfering in small holes

Versatile and cost efficient, this miniature milling cutter benefits from three cutting edges for internal threading and chamfering. Use it in small holes, down to 6 mm (0.236 inch) as a complement to CoroMill 327, CoroMill 328 and CoroMill Plura.

 

Benefits

  • Three cutting edges for productivity
  • Chamfering and back-chamfering of holes with one tool
  • Very high precision and low cutting forces
  • Same tool for different pitches
  • One grade for all materials

 

Features

  • Partial thread profiles for flexibility
  • Small diameter tools, down to 5.8 mm (0.228 inch)
  • Long reach, up to 35 mm (1.378 inch)

 

 Application

  • Internal thread milling
  • Chamfer milling
  • Hole diameters from 6 mm (0.236 inch)
ISO application area



 







​Chamfering ​Threading

 

Recommendations
Use with CoroChuck 930 for best stability and precision. Always use with cylindrical collets for CoroChuck 930.
 
 
Product Range
Tool diameter mm (inch)
  • Internal thread milling tools: 5.8, 7.8 (0.228, 0.307)
  • Chamfering tools: 5.8, 7.8 (0.228, 0.307)




 

 
 
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