PCB Drill Bit Set 0.5mm-0.9mm Carbide Micro Drill Bits 1/8'' Shank PCB Circuit Board CNC Engraving Hole Drilling Tool Cutter

[Features]: -50Pcs micro PCB drill bit in a set. -Made from carbide (tungsten steel) material with high hardness, high wear resistance, not easy to bend and break. -Small chip removal resistance, smooth to remove chips and drill holes. -Sharper cutting edge can reduce cutting force and improve drilling quality. -Symmetrical cutting blade, help to high effective cutting, avoiding drilling offset. -Can be applied to PCB, SMT, CNC board, mould, hardware processing, electronic industry, etc. -Multiple sizes included in one set to meet different needs.

[Specifications]: Name: PCB Drill Bit Set Material: Carbide(tungsten steel) Cutting Diameter: 0.5mm-0.9mm Shank Diameter: 3.175mm(1/8''inch) Overall Length: 38mm Specification: 0.5-0.6-0.7-0.8-0.9mm, 10 pieces of each size