The Apolo MEA concrete screw BTS6 is approved for multiple use for non-structural applications in cracked concrete. It is a very fast method for fixing fastening rails etc. Assembling in just two steps with the special accessories drilling and fixing with the same tool. The BTS may be adjusted. Two setting depths for more flexibility. Short lengths means less risk of hitting rebars. Zinc flake coating ensures a high corrosion resistance and a higher application security.