Criterion Machine Works (www.criterionmachineworks.com) has introduced a 0.125-in. diameter, solid carbide qualified length (QL) boring tool to its line of solid carbide boring tools. ... Criterion ...

At first glance, there probably doesn't seem to be much to drills. Simply install a bit, mark where you plan to drill, and drill away. However, the fact is there's a lot to consider when drilling, ...

It’s often said that you don’t need a drill bit; what you need is a hole. How you make that hole is up to you, but it’s a given that you want to make it as efficiently as possible. The drill bit, ...

When I was drilling through a hardened steel I went to a specialty metals shop and they recommended cobalt bits. They were also much cheaper than lows but unfortunately have since gone out of business ...

Graduate from routine DIY projects with these powerful drill bits that cut, carve, and shape various materials, including ...