
Plastic Injection Mold Design & Build Experts
Thermoplastic Injection
Thermoset Injection
Thermoset Compression

Engineering tight-tolerance injection mold builds with technical mastery and industrial craftsmanship.
Since our start in 1977, AJ TOOL has been providing top-quality mold builds at competitive prices and lead times. We have an innovative and experienced team of design engineers, mold makers, machinists, and project managers.

Crafting Quality Since Day 1
At AJ Tool, we have dedicated our expertise to the art of precision engineering for over four decades. Our commitment to tight-tolerance mold building and advanced CNC machining ensures that every project meets the most rigorous industrial standards and customer requirements.
We combine technical mastery with artisanal craftsmanship to deliver solutions that define the future of manufacturing.
Our Expertise
CNC Machining
High-precision CNC machining for complex mold components, ensuring tight tolerances and structural integrity for industrial applications.
EDM Technology
Advanced Electrical Discharge Machining for intricate cavity and core work, delivering precision for complex / challenging geometries.
Engineering & Design
Specialized engineering support for high-volume production, focusing on material selection, cycle optimization, and technical validation.
CAPABILITIES
-
High Speed Hard-cutting 3 & 4 axis
-
CNC Lathe
-
Wire EDM
-
Sinker EDM
-
High Speed Graphite Machining
-
w/CMM inspection
-
-
Mold Sampling & Qualification
-
Engineering / Design
-
Project Management
TOOLING OVERVIEW
-
Small to Medium Applications (300T or Less)
-
Single to Multiple Cavity Tooling
-
Prototypes (full tool & master unit dies)
-
Family Tooling
-
3-Plate Injection
-
Hot Runner
-
Fixtures / Jigs
-
End of Arm Tooling
Markets & Industries Served
Medical

​Marine

Consumer Products

​Packaging

​Automotive​

​Electronics / Energy​

​Lawn & Garden

​Industrial

AJ Tool’s Commitment to You
-
Outstanding Customer Service
​
-
Top Quality On-Time Injection Mold Builds
​
-
Effective Project Management and Timely Communications
​​
-
Competitive Pricing