When we cut glass, we should pay attention to some tips which may help us a lot. Read More
This article tells the tips to sharpen the drill. Read More
The original idea of developing high-speed jobmate rotary tool is to provide faster rotating speed on the basis of keeping the drill bit in a collet chuck. Varying-speeds can be found with versions and models that usually cover ranges of 3,000–40,000 RPM (Rotations Per Minute). You can also find var Read More