Adjustable Drill Holders

These adjustable drill holders feature patented double eccentric bush for stepless diameter adjustments. They are used with BIG KAISER's insert drills that have a CKB6 tool connection.

Features & Benefits
  • Stepless adjusting of drill diameter within the range
  • Easy-to-read adjusting scale 
  • Extremely compact and rigid design for drilling under all conditions
  • One only drill-holder for the whole range