Countersink Bits for PCB - Pro Engraving / Countersink Tool 4-flute
Specifications:
- Flute geometry - 4-flute
- Tip geometry - V-point
- Overall Length - OAL - 38.10 mm (1.5") ±0.25 mm
- Flute diameter - d - 6.35 mm +0.00 -0.05 mm
- Shank diameter - D - 3.175 mm (1/8") +0.00 -0.005 mm
- Tip angle - KO - ±0.5°
- Tip width - TW - 0.25 mm ±0.01 mm
- Runout - TIR - max. 0.005 mm
- Depth Of Cut - DOC - nominal ±0.10 mm:
- 60° V-punkt - 5.50 mm
- 90° V-punkt - 3.18 mm
- 100° V-punkt - 2.66 mm
- 120° V-punkt - 1.83 mm
- Anticipated Life:
- depends on material - min. 150 rm (fiberglass)
- Material - solid submicrograin carbide
- Depth Ring Set - 20.32 mm (.800") ±0.05 mm (optional)
- Operating CNC - 20k÷100k RPM
- Country of Origin - USA
Benefits:
- 4-flute plunge tip insures long life and quiet operation
- Cutting edge geometry virtually eliminates chatter at high feed rates
- Optimized for scoring, beveling, carving and engraving all PCB materials
Applications:
- PCB beveling and countersinking
