This product is a glass bit. It is made of solid materials. It is sturdy and durable. It can serve you for a long time without being easily . It is an excellent glass bit that can bring you convenience, allowing you to have a more comfortable experience. Features -Color:Assorted Color -Material: alloy -Size:3.30X1.50X1.50cm/1.30X0.59X0.59in -Note:1/8'' - This grinding head is made of durable material that ensures performance, making it a reliable choice for your grinding needs. - With its ability to grind glass, ceramics, and resin materials, this grinding head is versatile and can be used for a variety of application. - The alloy material provides excellent edge grinding, resulting in a polished finish that the appearance of your workpiece. - This grinding head is easy to install and use as an electric grinding machine accessory, making it a convenient addition to your workshop. - By offering efficient grinding capabilities, this grinding head can help your work efficiency and productivity. Package list: 1 x set of Glass Head