Deutsch  |  Français About us Production CNC turning Precision Turning CNC milling CNC grinding Products Machines Laser engraving Assembly and testing Engineering | Prototypes Quality Assurance SDI Surgical Device Int. LLC P.O. Box 1164 CH-2501 Biel Switzerland Phone   +41 32 374 77 00 Fax   +41 32 331 52 57 info@sdigmbh.ch		We specialise in the grinding of surgical spiral drills for dentistry, rotors for cardiology, bone screws and tips for laboratories.