Size:5in hole saw (127mm hole cutter)   |  Color:red Please look for the LAIWEI brand. We take every customer seriously and provide our customers with the most cost-effective products responsibly! Specification: Cutting Diameter: 5 inch (127mm) Cutting Depth: 1-3/16 inch / 30mm High Quality Material: Bi-Metal Package Includes: 1 x 5 inch (127mm) Hole Saw How to Cut Successfully: 1. Install the pilot hole and the hole saw. 2. Holding the drill straight to cutting surface and drill as clockwise rotation. 3. When starting drilling, cutting at a slow speed and holding steady pressure. 4. Then the hole saw cut hole in no time. Warm Tips: 1. Adult use only and always wear appropriate safety gear when using. 2. Due to manual measurement, please allow 1-2mm difference, thanks! 3. Our digital images are as accurate as possible. Because of the difference between the display and the light, the color is slightly different. Customer Service: If you are not satisfied with LAIWEI's products, please contact us immediately, we attach great importance to your feelings and experiences.