General description The 13Pcs Drill Bit Hole Saw Set is designed for cutting through various materials, including wood and metal. Made from hard alloy, these carbide-tipped bits offer exceptional durability and cutting resistance, making them ideal for heavy-duty applications. Technical specifications Material: Hard alloy Sizes: 16mm, 18mm, 20mm, 22mm, 25mm, 26mm, 28mm, 30mm, 35mm, 40mm, 45mm, 50mm, 53mm Compatibility and accessories Compatible with hand drills and bench drills Suitable for cutting thick steel plates, cast iron, stainless steel, and non-standard angle iron Installation Can be clamped onto hand drills and bench drills for use Usage Ideal for processing thick steel plates and thick-walled metal pipes When cutting, ensure to fill the cooling material with coolant Other information