Engineering Knowledge Center

Design for Machining

Practical engineering guidance for CNC machining decisions.

Latest technical guides

Deep Pocket CNC Milling: Design Guidelines to Improve Machinability and Reduce Cost

Deep Pocket CNC Milling: Design Guidelines to Improve Machinability and Reduce Cost

Deep pocket CNC milling presents machining challenges such as tool deflection, vibration, chip evacuation, and poor surface finish. This technical guide explains why deep pockets are difficult to machine, how depth-to-width ratio and internal corner radius affect cutter selection, and provides actionable design guidelines for engineers. Learn how to reduce setups, choose the right tool, and communicate critical tolerances to your CNC machining supplier. Includes a decision table and cost-saving recommendations for machined parts with deep cavities.

Read guide
Your next project

Need help with a CNC project?

Share your drawing, material and quantity for an engineering review and quotation.