10Pc PCB Drill Bit Set With One Eighth Inch Shank, Pro Grade Tungsten Carbide Micro Twist Bits For Printed Circuit Board, Jewelry, Plastic, Wood And Soft Metal, Sizes 0.3mm To 1.2mm, Includes Positioning Ring For Precise Drilling
✔️ 10 pcs 0.3-1.2 mm drills, 3.175 mm shank (1/8") with ring
This 10-piece PCB drill bit set uses tungsten carbide micro bits for precise drilling on PCBs, jewelry, plastics, wood, fiberglass, acrylic, and soft metals. The positioning ring speeds setup and improves repeatability across jobs.
✅ Size range: 0.3-1.2 mm (0.012-0.047 in) in 10 steps
✅ Shank diameter: 3.175 mm (1/8 in)
✅ Overall length: 38 mm (1.5 in)
✅ Material: tungsten carbide for wear resistance and heat tolerance
✅ Includes positioning ring for fast, accurate drilling
💡 What is a PCB drill bit set used for? - Handy for precise drilling on PCBs, jewelry, plastics, and soft metals - Tungsten carbide tips resist wear and heat, extending life - 1/8 inch shank fits most rotary tools and drilling machines - Positioning ring helps quick alignment and repeatable hole placement