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Countersink Bits for PCB - Ultra Engraving / Countersink Tool 2-flute

Specifications:

  • Flute geometry - 2-flute
  • Tip geometry - spiral V-point
  • Overall Length - OAL - 38.10 mm (1.5") ±0.25 mm
  • Flute diameter - D - 3.175 mm +0.00 -0.05 mm
  • Shank diameter - D - 3.175 mm (1/8") +0.00 -0.005 mm
  • Tip angle - KO - ±1.0°
  • Tip width - TW - 0.38 mm ±0.05 mm
  • Runout - TIR - max. 0.005 mm
  • Depth Of Cut - DOC -
    • 30° V-point - 5.92 mm ±0.10 mm
    • 45° V-point - 3.83 mm ±0.10 mm
    • 60° V-point - 2.75 mm ±0.10 mm
    • 90° V-point - 1.59 mm ±0.10 mm
  • Anticipated Life:
    • counter board substrates - min. 150 meters
  • Material - solid submicrograin carbide
  • Depth Ring Set - 20.32 mm (.800") ±0.05 mm (optional)
  • Operating RPM - CNC certified operation 20k÷100k RPM

Benefits:

  • Cuts counter board substrates at 65-105 mm/s @ 40,000 RPM
  • Cutting edge geometry virtually top edge lifting and fraying
  • True spiral geometry insures efficient debris removal
  • 30°, 45°, 60° & 90° tips optimized for chamfering and through-cutting glass-phenolic and paper-phenolic PCB substrates

Applications:

  • PCB beveling and countersinking
  • PCB counter board separation (depanelization)
Countersink End mills for PCB 2-flute
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