Read more: 8 Hammer Types And When To Use Them Although some router bits are made of High-Speed Steel (HSS), most are either Tungsten Carbide Tipped (TCT) or solid carbide. To sharpen them ...

The sharpening slot is made with tungsten carbide, which isn't as effective as diamond but still works for most uses. The ...

A custom tungsten grinder like this one might be just the thing to flatten that learning curve. It comes to us by way of [The Metalist], who turned an electric die grinder into a pencil sharpener ...