ER Collet Adapters

BIG KAISER precision boring heads for turning machines

The new ER collet adapters, available in the sizes ER25 with CKB1 connection and ER32 with CKB1 and CKB2, enable the use of all BIG KAISER precision boring heads of the corresponding sizes on ER collet chucks. Thanks to full compatibility with the modular BIG KAISER extensions also long tool combinations can be achieved easily.

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Features & Benefits
  • Ideal adapter to fit most commonly used ER collet chucks for driven tool holders used on multi-axis CNC lathes
  • Minimized tool length by direct clamping to ER system
  • Boring range ø.787"-1.850"