no drilling required by nie wieder bohren is a line of premium accessories for tile, stone, glass, metal, wood and plastics which mount without drilling using a patented German-made mounting system. The system requires no tools, no measuring, and no holes. As a bonus, the system is removable if needed with no damage to your fine surfaces. We also offer an optional patented dry wall mounting system that installs with a screwdriver! This option is available for all Bath Hardware items. Ideal for rooms with mixed surfaces. We offer professional installation for the nie wieder bohren and conventional mount grab bars and accessories in many areas of the US. Call or email for installation information.Lifetime Warranty on the mounting system!