HUHAO 10PCS Cobalt PCB Drill Bits 1/8 Shank Micro Twist Mini Drill Bits For Print Circuit Board with 0.2-1.1mm Cut Diameter

HUHAO 10pcs Micro Drill Bits Set, 0.2mm-1.1mm, 1/8" Shank Spiral Flute CNC Router Bits PCB Mini Drill Bits for Circuit Board Stone Jewelry CNC Engraving

WayinTop 50pcs PCB Drill Bits Set Spiral Flute Carbide 0.3mm-1.2mm for Print Circuit Board Stone Dremel Jewelry CNC Engraving (5PCS Each)

Mudder 57 Pieces Hand Drill Bits Set, 46 Pcs Pin Vise Micro Twist Drills and 10 Pcs PCB Mini Cutting Bits for Resin Polymer Clay Craft DIY Jewelry(0.1-1mm,Random Color PCB Drill)