in-house

TOOLING

precision

STAMPING

practical

ENGINEERING

from design to production

We support the full NPI path—from DfM and tooling through stamping, gaging, secondary operations, and repeatable production.

parts guide

Find the precision stamped part family that fits your application.

Not sure where your parts fit?

support guide

From new parts to tooling, quality, supply, or cost issues, we’ll help you find the right path forward.

Early design decisions can affect manufacturability, tooling, tolerances, and inspection.

Gromax reviews the part before tooling is built to help identify risks and improve production readiness.


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A prototype may still need changes before it’s ready for repeatable production.

Gromax reviews the part, tooling, process, and inspection plan to help prepare it for scale-up.


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Existing parts can develop process, quality, cost, or sourcing concerns over time.

Gromax reviews the part and current production approach to help identify risks and improvement opportunities.


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Transferring a production die can introduce condition, fit, and restart risks.

Gromax evaluates the tool, addresses what it needs, and helps bring it into reliable production.


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Adding or replacing a production source requires careful part, tooling, process, and qualification review.

Gromax evaluates the program and helps define what’s needed to qualify as another source.


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Variation can come from the part, tool, material, process, or inspection method.

Gromax reviews the full manufacturing process to help identify the source and restore consistency.


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Cost can be driven by material use, tooling, scrap, secondary operations, inspection, and handling

Gromax reviews the full process to identify practical cost-down opportunities without compromising function or quality.


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Moving a sourced part to U.S. production requires evaluating tooling, cost, qualification, and production requirements.

Gromax reviews the program to help determine whether domestic production is a practical fit.


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Need help with a production issue?

industries we serve

Precision stamped components for demanding industries where performance, repeatability, and supply reliability matter.

Your industry not listed?

capabilities guide

Explore the tooling, stamping, inspection, and secondary capabilities that support repeatable production.

Need help with a part or process?

quality & compliance

Supplier qualification starts with compliance and continues with disciplined process control.

Gromax supports the documentation, inspection, and corrective-action practices needed for dependable production.

A documented quality management system supporting controlled production, traceability, corrective action, and continual improvement.


Download ISO Certificate

Supporting applicable defense and export-controlled programs with disciplined U.S. manufacturing, documentation, and controlled handling.


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Cybersecurity practices aligned with applicable federal contracting requirements, with continued readiness work around NIST SP 800-171 controls.


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Inspection methods are selected around the part’s functional requirements, including custom gages where conventional measurement isn’t enough.

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When variation occurs, we evaluate the part, tool, material, process, and measurement system together to find the cause and prevent recurrence.

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Have a part you’d like us to review?

Do not include any Controlled Unclassified Information (CUI), ITAR-controlled technical data, or EAR-controlled export-controlled information in your initial email/RFQ submission

If your request involves export-controlled or regulated technical data, note this in your email and we will provide secure transmission instructions.

Customer Confidentiality

& Export Control Notice

To protect customer confidentiality and controlled technical information, Gromax does not publicly display customer-specific drawings, specifications, or sensitive part details without appropriate authorization.

Images shown are illustrative only and are used to represent the types of parts, geometries, and manufacturing capabilities Gromax supports. They do not depict specific customer designs or proprietary technical data.

Copyright © 2026 Gromax Precision Die & Mfg. Inc.

info@gromaxprecision.com

(262) 255-0223

W185 N11474 Whitney Drive, Germantown, WI 53022