
Long Lifespan Tungsten Carbide PCB Micro Drill Bits, High Wear Resistant Circuit Board Drill Bits for Industrial PCB Production. High Wear Resistance: Made of imported nano-grade tungsten carbide with PVD/CVD coatings for extended tool life. Customizable Designs: Non-standard tools and special samples can be customized according to customer drawings. Wide Size Range: Drills from 0.1mm to 6.5mm; Router and slot bits from 0.4mm to 3.175mm. ISO 9001 Certified: Factory certified with ISO 9001:2015 and compliant with ROHS/REACH/HSF standards. Fast Delivery: Standard delivery time is 3-7 days with monthly production capacity of 20 million units. 100% Quality Inspection: Strict 100% dimensional and edge inspection using high-precision automated equipment. Multiple Product Types: Offers ST, UC, SD, and EA series drill bits plus various router and slot cutter types. Sample Availability: Samples are available for provision to support customer prototyping and testing.