Machine shop
Checked Oct 8, 2026
Princeton Industrial Products, Inc.
Elgin, IL · prototype to production
Certifications · select one to see where it is stated
Where each detail comes from
- Processes · CNC turning
“Our state-of-the-art CNC turning centers enable us to manufacture very complex parts with shorter lead times”
princetonind.com/machine-parts/cnc-turning-milling/ - Processes · CNC milling
“Our CNC machining centers provide exceptional accuracy for those parts that cannot be turned.”
princetonind.com/machine-parts/cnc-turning-milling/ - Processes · Swiss machining
“Our advanced CNC Swiss machines allow us to achieve high precision in machining intricate and complex parts.”
princetonind.com/machine-parts/cnc-swiss-machining/ - Processes · Screw machining
“Automatic Screw Machining”
princetonind.com/machine-parts/cnc-swiss-machining/ - Processes · Drilling and tapping
“CNC Drilling CNC Tapping”
princetonind.com/machine-parts/cnc-swiss-machining/ - Processes · Grinding
“CNC Grinding”
princetonind.com/machine-parts/cnc-swiss-machining/ - Processes · Machining
“Our diverse capabilities in machining also provide us with the ability to machine a wide variety of plastics”
princetonind.com - Processes · Plating
“Finishing options: plating, anodizing, polishing”
princetonind.com/machine-parts/ - Processes · Anodizing
“Finishing options: plating, anodizing, polishing”
princetonind.com/machine-parts/ - Processes · Heat treating
“Machined parts or components are heat treated either before or after the machining process.”
princetonind.com/machine-parts/secondary-operations/ - Processes · Lapping and polishing
“The workpiece surface is polished after the machining process to remove coarse materials and burring marks.”
princetonind.com/machine-parts/secondary-operations/ - Processes · Engraving and marking
“feature a part-marking program that can be used to print markings on the part or product surface.”
princetonind.com/machine-parts/secondary-operations/ - Processes · Assembly
“Contract Assembly We offer services pertaining to the assembling process”
princetonind.com/machine-parts/secondary-operations/ - Materials · Aluminum
“Aluminum, Brass, Bronze, Carbon Steel, Cold Rolled Steel, Steel, Stainless Steel”
princetonind.com/machine-parts/cnc-swiss-machining/ - Materials · Carbon steel
“Aluminum, Brass, Bronze, Carbon Steel, Cold Rolled Steel, Steel, Stainless Steel”
princetonind.com/machine-parts/cnc-swiss-machining/ - Materials · Stainless steel
“Aluminum, Brass, Bronze, Carbon Steel, Cold Rolled Steel, Steel, Stainless Steel”
princetonind.com/machine-parts/cnc-swiss-machining/ - Materials · Copper, brass and bronze
“Aluminum, Brass, Bronze, Carbon Steel, Cold Rolled Steel, Steel, Stainless Steel”
princetonind.com/machine-parts/cnc-swiss-machining/ - Materials · Nickel alloys
“Inconel, Monel, Hastelloy, Molybdenum”
princetonind.com/machine-parts/cnc-swiss-machining/ - Materials · Plastics
“Plastics: Acrylic, polycarbonate”
princetonind.com/machine-parts/ - Materials · Composites
“Composites: Fiberglass, carbon fiber”
princetonind.com/machine-parts/ - Certifications · ISO 9001
“ISO 9001:2015 CERTIFIED”
princetonind.com - Certifications · ITAR registered
“ITAR REGISTERED”
princetonind.com - Industries · Aerospace
“mission-critical applications across industries like medical, electronics, defense, aerospace, hydraulics, and pneumatics”
princetonind.com - Industries · Defense
“Supplying Quality Precision Machined Parts To OEM, Medical, Electronic, Defense Contractors”
princetonind.com - Industries · Medical
“Supplying Quality Precision Machined Parts To OEM, Medical, Electronic, Defense Contractors”
princetonind.com - Industries · Electronics
“Supplying Quality Precision Machined Parts To OEM, Medical, Electronic, Defense Contractors”
princetonind.com - Industries · Automotive
“Automotive Recreational Vehicles Machining”
princetonind.com - Industries · Oil and gas
“Electronics Construction Military Oil & Gas Pharmaceutical Sensors”
princetonind.com/machine-parts/ - Industries · Construction
“Electronics Construction Military Oil & Gas Pharmaceutical Sensors”
princetonind.com/machine-parts/ - Industries · Agriculture
“Heavy engineering Semiconductors Agriculture Dental equipment”
princetonind.com/machine-parts/secondary-operations/ - Industries · Consumer products
“Pneumatic Parts Consumer durables”
princetonind.com/machine-parts/secondary-operations/