The long, thin and heavy workpieces can be machined safely and accurately with this rolling grain set with 7 interchangeable heads. With the help of the centre hole positioning, the workpieces have a high dimensional accuracy. This MT2 rolling core set is made of heat-resistant steel of high hardness, high precision and corrosion resistance. This set also offers a maximum speed of 3000 rpm and a maximum load of 200 kg. With 7 interchangeable heads, this tool set gives you more choices and allows you to provide the workpieces with fine details. In addition, the package includes a storage box with lining to prevent bumps and for easy storage and transport.