This item is a set of grinding heads, which is safe and durable, and has a good polishing effect. It is an important accessory in the process of processing. It has the characteristics of good effect, high efficiency and . It is designed to polish the welding marks of stainless steel and steel structures, and remove oxide layers and rust. This is a very efficient and practical polishing tool. Features -Color: Pink -Material: Red Corundum -Size S: 16X39X6MM/0.63X1.54X0.24IN -Size : 20X39X6MM/0.79X1.54X0.24IN -Size L: 25X38X6MM/0.98X1.50X0.24IN -Size XL: 29X40X6MM/1.14X1.57X0.24IN -It is made of red corundum with good texture, which is safe and durable. -The small and makes it better to clean the dead corners of objects, and is suitable for polishing welding marks on rust metal. - polishing are mainly suitable for dust, rust, oxide removal, coating. -The carefully made grinding head has good polishing effect, high efficiency and . -This is a very practical and portable polishing tool that can bring you convenience. Package list: 8 x Grinding Heads