Welcome to MFG! By the way, there's more to MFG than just profiles. Register now to batch request quotes, organize part files and NDAs, award directly to manufacturers, and more!

Western Grinding Service 

601 Harbor Blvd, Belmont, California, 94002, United States


Western Grinding Service is an ISO 9001:2000 Certified manufacturer of high precision, tight tolerance parts and assemblies for the Medical, Aerospace, Defense, Communications and Technology industries. We specialize in tolerances tighter than +/-.0002 and can provide quotation on tolerance requirements less than .0001. Western Grinding is looking to build long term relationships with buyers and customers to provide quality workmanship and competitive pricing on repeat work opportunities. We pride ourselves in assuring our customers are thoroughly satisfied with the product and service they received. You can rely on us to provide quality parts that meet all of your print and documentation requirements, including on-time delivery. Centrally located in Northern California, in the San Francisco Bay Area, Western Grinding Services was founded in 1953 and continues to thrive as a family-owned business. Over the last 53 years, the experienced staff at Western Grinding has shown a unique ability to respond to customers' needs quickly, precisely, and economically. Western Grinding Services specializes in complex precision manufacturing using the latest technology. We are capable of producing miniature and micro products made of delicate materials utilizing proven processes such as 6-axis CNC Swiss turning, 5-axis CNC surface grinding, 5-axis CNC milling, CNC internal grinding, Rotary surface grinding, centerless and cylindrical grinding, in addition to many others. We also offer many value-adding services for your convenience. These services include Clean Room packaging, ultrasonic parts cleaning processes (including IPA wash and rinse for your Medical Parts requirements, Passivation, Electro polishing, Chrome plating, Project Management, Product Development, Kanban, JIT delivery, Bead Blasting, Laminations, Laser etching, Laser welding, heat treating to name a few. Specializing in today’s tougher and more challenging materials, we are ready to assist in development, prototype or production of your product. Western Grinding means World Class Precision Quality!

Manufacturing Capabilities

Company Details

Company Type

Job Shop / Contract Manufacturer



MFG Member Since



United States


ISO 9001:2000

D-U-N-S Number




Claim Your Profile - It's Free!

Is this your facility? Claim your profile now for access.

Send a Message

Start a conversation and get any additional info you need.

*All Fields Required

By sending a message, I agree with the Terms & Conditions and Privacy Policy.

Prefer to reach out directly? No problem.