
High Speed Drilling Tools for HDI Circuit Board; Anti-Burr Micro Bits for Thin PCB Board; Wear Resistant Double Flute PCB Drill Bits. High Precision Tungsten Carbide: Made from imported nano-grade powder metallurgy tungsten carbide for superior durability. Advanced Coating Technology: PVD composite and CVD diamond coatings increase tool life by 2-3 times and reduce friction. Customizable Non-Standard Tools: We provide custom designs based on customer drawings and specific requirements. Comprehensive Quality Control: 100% dimensional and edge inspection using high-precision automatic equipment. Environmental Compliance: Products pass SGS testing and meet ROHS, REACH, and HSF environmental standards. Fast Delivery Time: Standard delivery within 3-7 days after order placement. High Monthly Capacity: Monthly production capacity reaches approximately 20 million units. ISO 9001 Certified: Factory holds ISO 9001:2015 certification for quality management systems.