English

Choosing the right bearing? This practical guide covers deep groove ball, cylindrical roller, and tapered roller bearings—with load, speed, and life-calculation tips from 20 years of machine design experience.

How to annotate engineering drawings correctly. Covers dimension placement rules, reference dimensions, tolerancing notation, and the most common dimensioning mistakes to avoid.

A guide to surface treatment options in mechanical design: plating, anodizing, heat treatment, and coating. How to choose the right process for function and environment.

Machining methods every mechanical designer should know—turning, milling, drilling, grinding—with design-for-manufacturability tips for each process and material.

Safety design fundamentals for mechanical engineering: risk assessment, fail-safe principles, and how to apply safety thinking from the very first stage of design.

2D vs 3D CAD: when to use each and how to work with both. A practical comparison from a working mechanical designer—covering real project trade-offs and workflow tips.