Tungsten Carbide Pcb Drill Bits | Betalent
2021-5-22 · Tosolve this problem, solid tungsten carbide twist bits, which drill quicklythrough the board while providing a moderately long life, are almost always used. Tungsten carbide PCB drill bits are estimated to outlast high speed steel bits by a factor of ten or more. Other options that are out on the market and used in some …
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