Inhouse product
High-quality micro tungsten steel carbide drill bit set (0.3-1.2mm) designed for precision drilling in PCB boards, semiconductor devices, circuit boards, and integrated circuits. Features a 1/8" (3.175mm) fixed shank for stable performance on CNC machines, engraving machines, and bench drills. Strong wear resistance, high drilling efficiency, and long service life. Ideal for professional and DIY electronics projects.
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