The Makita 5 Piece Hole Saw Set D-34861 is a versatile and durable collection designed for precise cutting in various materials such as wood, plastic, and metal. Each hole saw in this set is constructed from high-quality bi-metal, ensuring exceptional durability and longevity even under demanding conditions. This comprehensive set includes a range of sizes from 20mm to 51mm, covering common diameters needed for plumbing, electrical installations, and general carpentry tasks. Features & Benefits • Made from high quality bi-metal Specifications • Max Cutting Capacity: 38mm • Diameter: 20 / 25 / 32 / 51mm