• 1/4″ Upcut Spiral Bit + 3/8″ Bushing = 1/8″ difference
    6mm + 10mm Bushing = 4mm difference
  • 1/2″ Upcut Spiral Bit + 5/8″ Bushing = 1/8″ difference
    12mm + 16mm Bushing = 4mm difference Wealden Up Cut T2U1200L or maybe T2U1200C?
  • Leigh Guide Bush Adaptor for Festool OF1400
  • UJK Metric Threaded Guidebush Set (502571)
  • Festool Centering Mandrel ZD-OF/D 6,35+8 Mandril (492187)

Shopping List:

  1. 6mm Upcut Spiral bit

Guide Bush Set

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