3D Exercise 40
- Breno Cruz

- Nov 7, 2025
- 1 min read

In this CAD tutorial we'll use the features:Ā
š§± Extrude
ExtrudeĀ is the most fundamental commandĀ for turning a 2D sketch into a 3D solid. It works by extending a sketch profile in a straight line, either to add materialĀ (a "join" operation) or to remove materialĀ (a "cut" operation).
š Feature Modification & Detailing
Fillet: This command creates a smooth, rounded edgeĀ on a part by adding or removing material. You specify a radius for the rounded curve. Fillets are used for aesthetics and to reduce stress concentrations on sharp corners.
Hole: This is a specialized toolĀ for creating different types of cylindrical cutsĀ in a part. It provides a streamlined interface for defining industry-standard holes, including simple, clearance, countersunk, and tapped (threaded) holes. It's much faster and more accurate than a simple extruded cut for standard fasteners.
š Patterning and Automation
Rectangular Pattern: This command is an automation tool that duplicates a feature, body, or componentĀ and arranges the copies in a linear gridĀ (rows and columns). You select the object to copy, specify the two linear directions (axes or edges), the distance between copies, and the total quantity in each direction. This ensures that the duplicated items are perfectly spaced and aligned.
All dimensions are in mm/g/s/ISOĀ Ā
3D Sketch

Exercise 40 - 3D practice drawing for all CAD software ( AutoCAD, SolidWorks, 3DS Max, Autodesk Inventor, Fusion 360, CATIA, Creo Parametric, SolidEdge etc.)
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Tutorial In Autodesk Fusion: https://youtu.be/5qdafaPiWLQ



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