Core drilling bits for metalworking; core drilling bits for woodworking; core drilling bits for concrete working; core drilling bits for mortar working; core drilling bits for tile working; core drilling bits for drilling synthetic resins; core drilling bits for drilling fiber-reinforced plastic; core drilling bits; drill bits [machine tools]; drill bits for metalworking; drill bits for drilling concrete; drill bits for drilling mortar; drill bits for drilling tiles; drill bits for drilling roof tiles; drill bits for construction purposes; drill bits for rock drilling; drill bits for woodworking; drill bits for mining; metalworking machines, metalworking tools and their parts and fittings; construction machines, apparatus and their parts and fittings; stone working machines, apparatus and their parts and fittings; lumbering, woodworking, or veneer or plywood making machines, apparatus and their parts and fittings