Almost any general-purpose twist bit will do a decent job of drilling holes in metal. In fact, most drill bits labeled specifically for metal are manufactured to drill through various materials, ...

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Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The Takeaway: Diablo’s Impact Strong Step Drill Bits are a fast, convenient way to ...

We may receive a commission on purchases made from links. With a career spanning four decades in the aerospace industry, as a machinist, airframe structures installation mechanic, and technical skills ...