CNC Machining

CNC Machining

Close-Tolerance, Complex Machining

EF Precision, Inc., is the machining division of The EF Precision Group. Over 39 years of servicing aerospace, defense, medical and semiconductor industries,  EF Precision, Inc., has earned a reputation for its capabilities in precision manufacturing of close-tolerance, complex components for the most demanding industries. 

Industries Served

Aerospace / Defense AS9100:2009

Medical - FDA Registered



Machining Capabilities

From prototype to production, The EF Precision Group can handle all phases of the manufacturing process.  All machining and finishing operations are managed through a controlled process, utilizing JobBoss Shop Management System that provides real time tracking, maintenance of all routers, and inventory management. 

Our equipment capabilities include:

  • 48 CNC machines
  • Vertical and horizontal milling—3 to 5 axis milling our envelope for parts are < 30" cubed
  • Turning up to 24'' diameter by 3 foot long—6 to 9 axis mill/turn machining
  • Close tolerance machining +/- .0003''
  • All tooling is manufactured and controlled in house

Finishing Capabilities

All finishing is managed to our customers specifications and direction. We provide turnkey services; including heat treating, anodizing, painting, plating and marking. Our suppliers are industry experienced and are NADCAP approved.


The EF Precision Group has specialized expertise with Titanium, Stainless, Aluminum, Castings, Peek, Delrins and exotic materials.