Metallic anchor, with male thread, expansion by controlled torque. Easy installation. Use in uncracked concrete. Use for medium-high loads. Previous installation, or through the hole of the thickness to be fixed. Variety of lengths and diameter: flexibility in assembly. For static or quasi-static loads. Two installation depths in M8, M10 and M12, facilitating the use in thick anchor plates or in thin base materials. Version in A2 stainless steel (AISI 304). Applications: coastal areas; industrial zones; food industries; curtain walls; fixing in tunnels; pipe supports; facade rehabilitation; for general outdoor use.