
Our Capabilities
- 18 Modern Grinding Machines
- 17 Advanced CNC Machines
- Wire EDM & Gear Cutting
- Exotic Metals Machining
- Quality & Service since 1976
- 24,000 Square Feet / 50+ Machines
- Advanced CAD/CAM System
- ISO 9001 & AS9100 Compliant
Learn More About Crush Master Grinding
ISO 9001:2015 & AS9100D Compliant

About Crush Master Grinding
In 1976, Al DuRousseau started Crush Master Grinding Corporation in 1,700 square feet of space in Walnut, California. More than forty years later, Crush Master Grinding has grown into a diversified manufacturing company with 24,000 square feet of modern manufacturing space offering complete design and machining capabilities. From crush form grinding and CNC machining to gear hobbing/shaping and assemblies, Crush Master Grinding offers you a full spectrum of manufacturing services designed to save you time and increase your profits.
"Our goal is to be your one-stop manufacturing source for a diverse range of parts and assemblies. "
Full-spectrum manufacturing is at the heart of our operations at Crush Master Grinding. Our goal is to be your one-stop manufacturing source for a diverse range of parts and assemblies. We manufacture turbine blades, a variety of after-market parts for high-performance motorsports, medical and dental instruments, aircraft parts and assemblies, electronic housings and tools, specialized fasteners, and parts for the petroleum exploration and construction industries. “Our strength at Crush Master Grinding is in our diversity,” explains Al DuRousseau, president. “Long ago, we made the critical decision to expand our operations far beyond crush form grinding. Today our customers enjoy substantial cost-savings and enhanced customer service by dealing with one manufacturer, as opposed to many.”
A Full Spectrum of Manufacturing Services

What's New at Crush Master Grinding

Turbine Blades from Start to Finish
Crush Master Grinding now offers complete manufacturing service for high-reliability turbine blades. “Complete” means that Crush Master Grinding will design and procure the raw castings or forgings, perform all required non-destructive testing, grind, machine, process, identify, inspect, and deliver your turbine blades using our state-of-the-art equipment and twenty-five years of specialized manufacturing experience. You eliminate the need to procure and stock raw material. By dealing with only one supplier, you save time and money, shorten your lead-time, and build efficiency into your supply chain.
Crush Master Grinding has the expertise and the resources to provide high-quality turbine blades for critical applications from stainless steel, Inconel, titanium, and other exotic materials. Let us quote on your next requirement, and we’ll show you what full-spectrum manufacturing can do for you.

New Unigraphics CAD/CAM Software
Crush Master Grinding has updated to the latest version of the highly regarded Unigraphics CAD/CAM software package. This advanced software seamlessly integrates the design, engineering, and manufacturing phases of your project at Crush Master Grinding. Combined with our comprehensive manufacturing services, we now offer an extremely cost-effective path to move your project from concept to reality. Using our new CAD software, you can actually view your working assemblies, in motion, and make design adjustments before the first part is made.
Our engineering staff has decades of real-life experience in the design and manufacture of a huge variety of products for a wide range of industries and applications. Crush Master Grinding is your cost-effective partner for top-quality product design and manufacturing. Put our team to work for you.