Disclaimer: XYZ Engineering LLC is a tooling design and engineering firm. All machining and manufacturing operations are performed by qualified third-party partners.  |  Contact us to learn more.
XYZ Engineering LLC

Precision
Tooling &
Design Solutions

From injection molding and die cast to composites, fixtures, and custom tool design — XYZ Engineering delivers production-ready tooling engineered to the tightest tolerances in the industry.

Engineering Tool Design Injection Molding Die Cast Tooling Composites Rubber Molding Fixtures Trim Dies Wire Cutting 3D Scanning Second Operation Custom Tool & Design Engineering Tool Design Injection Molding Die Cast Tooling Composites Rubber Molding Fixtures Trim Dies Wire Cutting 3D Scanning Second Operation Custom Tool & Design
Who We Are

Engineering Expertise.
Built Into Every Tool.

XYZ Engineering LLC is a precision tooling design company focused on delivering high-quality tooling solutions across aerospace, automotive, and industrial sectors. Every member of our engineering and sales team brings direct toolmaking experience to each project.

We specialize in the design, detailing, and validation of complex tooling systems. From initial concept through production-ready documentation, XYZ Engineering maintains rigorous standards on every engagement — coordinating closely with our trusted manufacturing partners to ensure final parts meet drawing requirements.

CNC Machining Design
Wire Cutting (EDM)
Reverse Engineering
3D Scanning
CAD / CAM Design
Prototype to Production
Tolerance Verification
After-Sale Technical Support
20+
CNC Machining Centers
6
Wire EDM Systems
500+
Projects Delivered
24/7
Engineering Support

Manufacturing Notice

XYZ Engineering LLC provides tooling design, engineering documentation, project management, and technical oversight services. All physical machining and manufacturing operations are outsourced to and performed by qualified third-party manufacturing partners. XYZ Engineering LLC retains design ownership, quality oversight, and client coordination throughout every project.

What We Design

Our Services

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01
Engineering Tool Design

Full-service tool design from concept through production-ready drawings. Our engineers apply precision standards to every design challenge — optimizing geometry, material selection, and process compatibility for maximum tool performance and service life.

02
Injection Molding Tooling

High-precision injection mold tooling for complex thermoplastic and thermoset geometries. Engineered for repeatability and cycle efficiency, supporting short-run prototyping through high-volume production with full mold flow analysis integration.

03
Die Cast Tooling

Precision die cast tools engineered for aluminum, zinc, and magnesium alloys. Our designs prioritize dimensional accuracy, thermal performance, and extended tool life across the full range of automotive and industrial die cast applications.

04
Composites

Advanced composite tooling for aerospace and structural applications. XYZ Engineering designs layup tools, trim tools, and bonding fixtures from carbon fiber, fiberglass, and Invar — holding surface finish and dimensional requirements to aerospace drawing standards.

05
Rubber Molding

Compression, transfer, and injection rubber mold designs for seals, gaskets, grommets, and vibration isolators. Precision cavity design ensures consistent flash control and dimensional stability across full production runs.

06
Fixtures

Custom machining, welding, inspection, and assembly fixture designs engineered for repeatability and process efficiency. Dedicated and modular configurations available, with built-in datum systems for consistent part location and clamping.

07
Trim Dies

Precision trim die design for die cast and foundry applications. Built for clean, consistent trimming performance with careful attention to clearances, punch geometry, and die steel selection to maximize service intervals between resharpening.

08
Wire Cutting

High-precision wire EDM cutting designs for intricate profiles, tight-tolerance punches, dies, and inserts. Our wire cutting specifications support both prototype and production tooling with surface finishes and accuracies that eliminate secondary grinding operations.

09
3D Scanning & Reverse Engineering

Full part digitizing and 3D scanning for reverse engineering, inspection, and as-built documentation. We translate scan data into production-quality CAD models and engineering drawings, enabling tooling creation from physical parts with no original drawings available.

10
Second Operation

Secondary machining operation design and oversight for final engineering specifications. We manage drilling, tapping, reaming, boring, and precision milling on castings, forgings, and fabricated parts with full process documentation and partner coordination.

11
Custom Tool & Design

Fully custom tooling solutions for non-standard applications. From special machines and automation equipment to unique tooling assemblies, XYZ Engineering designs what others cannot — with complete documentation, validation planning, and manufacturing oversight included.

The XYZ Difference

Precision. Intelligence. Craftsmanship.

Our engineering staff brings real toolmaking experience to every project — not just design experience. That distinction drives everything: how we quote, how we design, and how we coordinate manufacturing. We solve problems that require production knowledge, not just CAD skills.

Speak With an Engineer
Design for Manufacturability

Every design is reviewed for manufacturability before documentation is released — catching tolerance issues, fit problems, and process conflicts early.

Fast Turnaround Programs

Expedited design programs available. Our engineering team moves when your production timeline demands it, without sacrificing documentation quality.

Wire EDM Precision

Multi-axis wire cutting designs for punches, dies, and inserts to tolerances that eliminate secondary operations and deliver consistent tool performance.

Scan-to-Tool Workflow

3D scanning enables tooling design from physical parts with no original drawings — critical for legacy part replacement and reverse engineering programs.

Manufacturing Oversight

XYZ Engineering coordinates with trusted manufacturing partners on your behalf, managing quality checkpoints and delivery milestones throughout production.

After-Sale Support

We stand behind every design we produce with technical support, revision services, and ongoing engineering assistance after delivery.

Our Company

Built on Expertise.
Driven by Precision.

XYZ Engineering LLC was founded on the belief that great tooling starts with engineers who understand manufacturing. Every member of our team brings direct toolmaking experience to the work — which is why manufacturers trust us with their most demanding production tooling design programs.

We serve customers across the United States working in aerospace, automotive, defense, and general industrial markets. Whether a small prototype fixture or a complex multi-cavity production mold, every project receives the same engineering discipline and process rigor.

XYZ Engineering LLC does not operate machining equipment directly. All physical manufacturing is performed by our network of qualified third-party partners, while XYZ Engineering retains full design ownership, quality oversight, and client-facing project management on every engagement.

"We not only design tooling — we build relationships with our customers, committed to delivering the best engineering service from initial concept through final production."
+ Aerospace-Grade Design Standards
+ CNC Machining & Wire EDM Design
+ 3D Scanning & Reverse Engineering
+ Manufacturing Outsourced to Qualified Partners
+ Domestic & International Project Delivery

Ready to Start
Your Next Project?

Tell us about your tooling requirements. The XYZ Engineering LLC team is ready to develop a design solution built to specification, on schedule, and fully coordinated through manufacturing delivery.

Request a Quote
Address 2108 N St Ste N, Sacramento, CA 95816