NT

power-operated rotating cutting tools, namely, bits for counter sinking, counter boring, precision engineering, drilling, core drilling, shell drilling, routing, reaming and tube trimming and structural parts therefor

repair and maintenance of power-operated rotating cutting tools, namely, bits for counter sinking, counter boring, precision engineering, drilling, core drilling, shell drilling, routing, reaming and tube trimming

technical inspection of and technical consultation regarding power-operated rotating cutting tools, namely, bits for counter sinking, counter boring, precision engineering, drilling, core drilling, shell drilling, routing, reaming and tube trimming and structural parts therefor