*Adapter with centring drill bit HSS for bi-metal hole saws HS-HSS-Co*  For diameter 32 - 210 mm  **Top Features**  * Hexagonal shank for optimal hold in the drill chuck. * Quick-change function for hole saws (diameter 32-210 mm). * Simple removal of drill core.  **Advantages**  * Adapter wit hexagonal shank for optimal hold in the drill chuck. * Suitable for bi-metal hole saws HS-HSS-Co. * Adapter with quick-change function for hole saws (diameter 16-30 mm and 32-210 mm). * Includes HSS centring drill 90 mm and hexagonal key.  **Applications**  * Complete adapter for bi-metal hole saws  **Building materials**  * Stainless steel * Steel * Aluminium * Non-ferrous heavy metal * Wood * Gypsum plasterboard * Plastics  You can find detailed information on building materials in the registration document.