Drilling Process and Tool Geometry Outline - IIT Bombay
−Micro holes -50 -1000 microns • Based on L/D ratio −Normal range (L/D < 5) −Extra Long and Deep Holes Hole making Processes • Hole Generation − Drilling, Punching, EDM, LBM, EBM • Hole Enlargement − Core drilling, Counter Bore/ Sunk, WEDM • Hole Finishing − Reaming, Boring, Grinding