Features Efficient use: this hole saw ensures accurate positioning and stable working performance, and has higher efficiency. Wide Usage Can be applied extensively to concrete, brick, wall, stone, installation and many other materials. GOOD MATERIAL Made of high quality carbide with good hardness, durable to wear and long time use. Fast Cutting The size of 160mm along with the sharp blade allows for high drilling speed as well as a clean cutting edge. EASY TO INSTALL Lightweight and compact, the easy replacement can be completed quickly in minutes. Specification: Item Type:Hole Saw Material: carbide Colour: silver. Specifications: approx. 160 mm / 6.3 inches. Application Widely used for cutting clean holes in concrete, masonry, drilling walls, stone, installing air conditioners, etc. Package list: 1 x hole saw. Small note: Please allow a small error of 1-2 cm due to manual measurement. Package List 1 x Hole Saw