Nine9 99021 Direct Adjusting Boring Bar (Cylindrical Shank)

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  • Boring bar with direct adjustment : Adjustment range ±0.1, Ø15.9mm~Ø50.1mm boring head.
  • Patented adjustment mechanism, to push insert directly by wedge and screw after insert clamped.
  • Good for machining centers and special purpose machine for micrometric adjustment