Features: With low heat generation and thin cutting line, the cut off wheels are applicable to electric drills, hanging grinders, electric grinders, etc. The cutting wheels are made of high quality Metal. With high cutting efficiency, high durability, stable quality. for most power rotary tools. The Diamond Porcelain Cutting Blade can cut quickly and smoothly without chips. Timely Customer Service can help solve all the complaints. Specifications: Material: Metal Size: 155x100x20mm/6.1x3.94x0.79inch Color: As Picture Shows Package Includes: 1 Set Diamond Saw Blade note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you place order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!