Drill Bits Standard for Printed Circut Boards, Pro - 2-flute 28°, V-drill point
Specifications:
- Flute geometry - 2-flute
- Tip geometry - drill point
- Overall Length - OAL - 38.10 mm (1.5") ±0.25 mm
- Flute diameter - d - nominal +0.00 -0.05 mm
- Shank diameter - D - 3.175 mm (1/8") +0.00 -0.005 mm
- Helix angle - 28°
- Point angle - ≤2.55mm - 135°, >2.55 - 160°
- Runout - TIR - max. 0.005 mm
- Depth Of Cut - DOC - nominal ±0.10 mm
- Anticipated Life:
- min. 3000 holes in FR4 (epoxy glass)
- 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:
- Shallow point angle minimizes backside breakout and splintering
- Tip geometry produces shallow glue pockets for anchoring inlaid components
- Point geometry and back tapered flutes virtually eliminate top surface splintering
- Four facet drill point minimizes grabbing and lifting of work-piece
Applications:
- Drilling composites
- Drilling printed circuit substrates
