Features: Brand new and high quality The fully ground teeth ensure accurate cuts and reduce burring or chipping. With a black coating for increased corrosion resistance and lubrication. Suitable for woodworking and plumbing projects. This hole openers are versatile tools that can handle various materials. Whether you're working with metal, wood, or plastic, these hole openers deliver exceptional results Use them with hand held drills, drill presses, or other tools for precise control. Great for multiple holes or thick materials. Made of high quality high speed steel, these drill bits are durable and resistant to wear, ensuring long lasting performances without deformation or damage. Specifications: Material:High Speed Steel Dia:14mm/15mm/16mm/18mm/19mm/20mm/22mm/25mm Length:Approx.70mm/2.75inch Package Includes: 2Pcs Saw Hole Cutter note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.