Suitable for formwork, interior fitting work, plumbling heating, electrical installation, also for metals. e.g sandwich material with steel, aluminium or profile sheeting, wood, plasterboard, light building materials, insulation. Can be used in all drills with 13mm chuck. HSS twist drill bit with long shank, drill bit tip with cutting edge 118 degrees, manufactured to DIN 7490. Note: Only drill with rotary function, without impact.