Features: 1.The blades are made of seamless and sturdy stainless steel with good corrosion and rust resistance. 2.And the blade is coated with the highest quality diamond abrasive, meanwhile, the diamond blades can cut in any direction. 3.Blade-coated diamonds cut a variety of glass and other mineral materials, reducing grinding time and saving valuable materials. 4.Entitled with pratical adoptability, the saw blade's high quality can keep its high performance for a long time. 5.Built to strict quality control standards, the blade's design is improved for more durability. specification:Item Type: Diamond ring saw blade Material: Diamond, stainless steel saw Model: MDR16172 PackageList:1 x Diamond Ring Saw Blade