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HPP is a USA-manufacturer of high-quality ​custom metal & plastic fabricated products ​ for a diverse set of industries.

We provide precision CNC machining and assembly for the semiconductor industry. Prototypes, short and long productions runs.
Complete secondary operations including: fabrication, welding, finishing, inspection, assembly and packaging.
Superior JIT product turn-around and response time.

Precision Machining

Our machining services are supported by a fully programmable Mastercam 
Computer work station

Our machining includes:

  • Prototypes, a small quantity or large production runs
  • Precision CNC Machining, milling,
    and turning
  • Drilling, milling, turning sawing
  • Metal fabricating
  • Superior JIT product turn around

Secondary Operations

HPP is a turnkey supplier of a wide range of secondary operations, and our capabilities include:

Our machining includes:

  • TIG and MIG (welding) and brazing
  • Mechanical Assembly
  • Drilling, milling, turning sawing
  • Purchasing, procurement services,
    and parts staging
  • Inspection, pre-shipping assembly,
    and packaging

Precision CNC Machining, Milling & Turning

When you need the highest quality CNC machining, milling, and turning services, we are the natural choice. Our unique, turnkey approach sets us apart from our competitors, and it’s why we have built successful, long-term relationships with our customers.

Prototype & Engineering Services

You can trust us to give your prototype projects the attention they deserve. Unlike larger shops that want only mass quantity production runs, we are pleased to assist with your short-run prototype fabrication needs.

Our team takes pride in providing customers with responsive service, high-quality work, and quick turnaround time.


When you’re looking for a West Coast precision machine shop with expertise and experience, Herz Precision Parts is the natural choice.

When you select Herz Precision Parts for your electronic industry needs, you’ll receive personalized service from a team of highly skilled professionals who take pride in providing customers with the highest quality work, attention to detail, and quick turnaround times. The attention to detail is the standard you can expect from our master machinists.


We specialize in manufacturing components and parts for semiconductor manufacturing equipment and are highly skilled when it comes to assembly & finishing. 

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