ER Collet Adapters

BIG KAISER precision boring heads for turning machines

These ER collet adapters, available in the sizes ER25 with CKB1 connection and ER32 with CKB1 and CKB2, enable the use of BIG KAISER boring heads in ER collet chucks for driven-tool applications in turning centers.

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"