![drill bit](https://images-na.ssl-images-amazon.com/images/G/01/x-locale/common/grey-pixel.gif)
Information
Drilling diameter < 40mm, maximum speed: 2000rpm; Drilling diameter ≥ 40mm, maximum speed: 1200rpm. Used on desktop (fixed) equipment (bench drill, vertical drilling machine, CNC carving machine, etc.). Can NOT be used on handheld power tools (such as hand drill or electric drill).
The product is only suitable for processing wood or soft non-metallic materials. Can not drill metal and non-ferrous metal, otherwise the hole opener will be damaged quickly.
To avoid causing breakage, be sure no nails or other metal objects in wood before drilling. The cutting edge and tip of the opener should be sharpened in time.