Petersen Precision Engineering LLC
Contract manufacturer of tightly toleranced metal parts in production volume using a broad range of technologies, including fineblanking, CNC milling and turning, grinding, lapping, honing and production wire EDM. Grinding specialties include creepfeed form grinding, double disc, blanchard, ID/OD, and centerless grinding. Fineblanking capacity to 320 tons. Professionally staffed engineering department. Complete in-house tool design and manufacturing. ISO and QS
compliant. Established 1966. Employs 140. Contact: Keith Rypka (650) 556-5827.