These drill bits have a special steel body and a specific surface coating, which increases its durability and reduces the temperature during use, thus avoiding overheating. Once worn out, it is possible to re-sharpen it and then reuse it. Finally, they present the “standard” Weldon connection and various diameters and lengths are available on request.
|Model||HSS hollow cutters|
|Diameters||mm||from 12 to 36|