Orthographic Projection Explained: First Angle vs Third Angle
Learn orthographic projection with practical mechanical design guidance, examples and engineering tips for CAD designers.
Design Guide
Design Guide
How to Read Engineering Drawings Without Getting Lost
Learn how to read engineering drawings with practical mechanical design guidance, examples and engineering tips for CAD designers.
Design Guide
Mechanical Design Review Checklist: 25 Checks Before Releasing a CAD Drawing
Use this 25-point mechanical design review checklist before releasing CAD models and engineering drawings to manufacturing.
Design Guide
H7 and g6 Fits Explained: Hole and Shaft Tolerance Basics
Learn the basics of H7 and g6 fits, hole-basis systems, shaft tolerances, clearance fits and how to choose a fit for assemblies.
Design Guide
Surface Finish Symbols on Engineering Drawings: Ra, Roughness and Machining
Understand surface finish symbols, Ra roughness, machining requirements and how surface finish affects mechanical components.
Design Guide
Injection Molding Boss and Rib Design: Practical DFM Guidelines
Learn practical injection molding design rules for ribs, bosses, wall thickness, draft angles and sink-mark prevention.
Design Guide
FEA Boundary Conditions Explained: How to Set Up a Better Simulation
Understand FEA boundary conditions, loads, constraints, contacts and common setup mistakes that can make mechanical simulations misleading.
2D CAD
AutoCAD Mechanical Drawing Standards: Layers, Dimensions and Line Types
Learn practical AutoCAD mechanical drawing standards for layers, line types, dimensions, centerlines, annotations and drawing readability.
3D CAD
SolidWorks Assembly Design: Mates, Design Intent and Best Practices
Improve SolidWorks assembly design with practical guidance on mates, component relationships, design intent, configurations and performance.
Design Guide
CNC Hole Design Guide: Drilling, Reaming, Tolerances and Manufacturing
Learn how to design CNC holes for drilling, reaming, tapping and accurate assembly using practical mechanical design rules.