Features： 1、Quick Cutting: 160mm size together with incisive blade enables high drilling speed as well as clean cutting edge. 2、Efficient Use: Ensuring accurate positioning and stable working performance, this hole saw has higher efficiency. 3、Broad Utility: Can be extensively applied on concrete, brick, wall, stone, installation and many other materials. 4、Good Material: Made of cemented carbide material with good hardness, durable with wearing and long uses. 5、Easy to Install: Light in weight and compact in size, the simple replacement can be quickly completed in minutes. Specification： Item Type: Hole Saw Material: Cemented Carbide Colour: Silver Specifications: Approx. 160mm / 6.3in Application: Widely used for cutting clean holes in concrete, brick work, drilling wall, stone, installing air conditioners, etc. Package List： 1 x Hole Saw