SERDI Valve Refacing Machines SERDI VVR 120 ASSURICH .
SERDI VVR 120. Reference # 014000. The SERDI VVR 120 has a variable speed for both valve rotation and grinding wheel rotation, for perfect surface finish on any material, including titanium, inconel. The ideal topofthe range machine for performance and production shops. The SERDI VVR 120 is a centerless valve .