Free Snap-Off Knife CAD Plans – Parametric 3D Model & 2D Drawings
Knife CAD Block — Fully Parametric Inventor Assembly
These free snap-off knife CAD plans give you a fully parametric Autodesk Inventor model of a compact utility knife, complete with 2D manufacturing drawings, BOM, and an XLS parameter calculator. No license fees — download, modify, and use for CAD practice, product design studies, or reverse engineering.
01 / Package contents
Knife CAD Drafting — Technical Specifications
Overall length
~160 mm
Blade length
~100 mm
Width
18.8 mm
Blade break angle
60°
Weight
0.2 kg
Components
9 parts: Body, Blade, Handle, End cap, Slider, Hook, Flat spring, Helical spring, Screw M3×4
Exploded View Included
Clear breakdown for manufacturing reference
03 / Audience
Who Needs This Knife CAD Drawing
CAD students and hobbyists practicing parametric modeling on a real consumer product
Mechanical engineers studying solid + surface modeling workflows
Product designers doing reverse-engineering exercises
Anyone evaluating papacad's documentation style before a paid purchase
04 / The case for it
Why Download This Free Knife CAD Block
Zero cost, full documentation — no watermarks or missing files
Fully parametric — easy to modify for your own project
Complete BOM and XLS calculator included
Neutral formats (STEP/IGES) work with any CAD software
Download the free snap-off knife CAD plans and explore a complete parametric model built in Autodesk Inventor — ideal for CAD practice, product design studies, or reverse engineering exercises. Browse more free CAD downloads in our Free Tools section, or explore the Full Papacad Catalog for production-ready engineering projects.
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