Cobalt Micro Drills
Cobalt drill bits for micro drills for precision drilling of small diameter holes in a variety of materials.
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Cobalt Micro Drills
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Cobalt Micro Drills Facts:
Cobalt micro drill bits generally made of 85 to 95 percent tungsten carbide and contain between 5 to 15 percent cobalt. - Tool guy
Micro drills with drill bits containing cobalt are commonly used for drilling printed circuit boards. - Steve L.
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