The Armeg CL40S is a precision-engineered masonry core drill designed for demanding drilling applications in concrete, brick, and stone. Featuring a 40mm cutting diameter, this high-speed drill delivers efficient penetration through hard materials whilst maintaining excellent control and accuracy. The robust construction ensures durability across frequent professional use, making it an essential tool for contractors and installers tackling structural work. Compatible with standard drilling equipment, the CL40S provides reliable performance and extended tool life when used with appropriate techniques and cooling methods.