How to choose the right hole opener? Please keep the material and application guide

Different types of hole openers are required for walls or plates of different materials, otherwise it is not only easy to damage the tools, but also may cause work failure. The following are some common hole opener selection suggestions:

Metal plates: It is recommended to choose TCT alloy hole openers, which have high hardness of the blade and are suitable for materials such as stainless steel, iron, copper, and aluminum. The hole edges are neat and burr-free.

Tiles, marble, and glass: It is recommended to use diamond hole openers, which have extremely strong wear resistance. It is recommended to add water to cool them to prevent the blade from burning.

Wood and plastic plates: It is suitable to use high-carbon steel or high-speed steel hole openers, which are sharp and affordable, suitable for home decoration and woodworking applications.

Concrete, brick walls and other building materials: It is recommended to choose heavy-duty diamond hole expanders, which have strong impact resistance and are better when used with electric hammers or impact drills.

Warm Tips: When choosing a hole opener, you should consider the type of electric drill used (hand drill, electric hammer, electric saw, etc.), and ensure that the speed, cooling, and feed force meet the requirements.