Engineering & CAD Blog

Stress Concentration of a center Hole

Deep Hole Drilling: Design Rules, Minimum Diameter & Aspect Ratio Guide for Every Design Engineer

A practical guide to deep hole drilling: depth-to-diameter aspect ratios, why deep holes need a different plan than standard drilling, and the design rules that keep them manufacturable.

Minimum Hole Diameter in Design: A Senior Engineer's Guide for Every CAD Fresher

This guide walks through what actually decides minimum hole diameter, why small holes fail in manufacturing, and how to design holes that survive contact with reality — not just the CAD screen.

SolidWorks Sheet Metal: Common Mistakes to Avoid

Sheet metal parts that look right in the 3D model can still fail to unfold cleanly. Here are the mistakes that cause it most often.

5 AutoCAD Layer Management Habits Worth Building

Good layer discipline is the difference between a drawing you can hand off and one only you can navigate. A few habits that pay off fast.

GD&T Basics: Understanding Datums

Datums are the foundation of every GD&T callout. Here's a practical introduction to how they work and why they matter.