Classification of hole saws

Hole openers have different diameters and specifications according to different sizes of circles, and at the same time, according to the depth of opening, they are divided into two types: standard hole openers and deep load hole openers, radial drill and other power tools.

There are two common types: fixed diameter and variable diameter (airplane type). Variable diameter hole saws are often used in indoor and outdoor decoration.

Fixed diameter hole opener, there are ordinary type, impact type, water-cooled type, of which the water-cooled type is often used for wall openings, with high work efficiency and beautiful openings.

According to the material classification: bimetal hole saw, carbide hole saw, diamond hole saw. Different materials are used to cut different materials. The most commonly used is bimetal hole opener. Hard alloy is recommended for hard metal materials, and diamond is recommended for fragile materials such as glass, carbon fiber, and ceramics. Device.