Aluminium needs a sharp bit because it's so soft, a blunt drill will make a messy hole with a lot of fash on the back side. Doesn't need to be anything better than standard HSS. <P>I'd work up from ...

Many applications, usually involving either mounting parts or routing wiring and other materials, require holes to be drilled or punched into sheet metal. As with any other typical fabrication task, ...

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 ...

Drilling into metal may seem intimidating, but with the right tools and techniques, it’s a job that DIY enthusiasts can tackle with ease. However, there are some subtle differences that you should be ...

There are three tool options to consider when drilling large-diameter holes in thick steel: twist drill bits, hole saws and annular cutters. 1. Twist drill bits. Especially in steel thicker than ¼", ...

Kennametal’s HiPACS drilling and countersinking tool is engineered for high-precision machining, enhancing efficiency and accuracy in aerospace manufacturing. Source (All Images) | Kennametal ...