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ER 20 Coolant Collets - Steel Sealed Precision

  • Designed for use with on-size tools
  • Sealed to 2000PSI
  • No plugs
  • Protects tool holder from contaminants
  • Use with standard ER collet nuts
  • Metric sizes also available
Dia Dec.
5/32" 0.156 20-0156-5/32CT
3/16" 0.187 20-0187-3/16CT
7/32" 0.218 20-0218-7/32CT
1/4" 0.250 20-0250-1/4CT
9/32" 0.281 20-0281-9/32CT
5/16" 0.312 20-0312-5/16CT
11/32" 0.343 20-0343-11/32CT
3/8" 0.375 20-0375-3/8CT
13/32" 0.406 20-0406-13/32CT
7/16" 0.437 20-0437-7/16CT
15/32" 0.468 20-0468-15/32CT
1/2" 0.500 20-0500-1/2CT