Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience real numbers from our own analytics — open to see them
–Visitors
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · counted by iTechGuides's own first-party analytics, bots removed, every figure rounded down · how we count

Head-to-head · 3D Model Marketplaces

McMaster-Carr CAD Models vs 3Dfindit

  • Updated Oct 2026
  • Both researched from official sources
  • 3 checks side by side
Higher score McMaster-Carr CAD Models #7 in 3D Model Marketplaces 8.8/10 Free plan Free plan✓ 0 of 2 features Visit McMaster-Carr
3Dfindit #8 in 3D Model Marketplaces 8.7/10 Free plan Free plan✓ 0 of 2 features Visit 3Dfindit

McMaster-Carr CAD Models leads on 0 checks, 3Dfindit on 0, and 3 are even. Who comes out ahead on the 3 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMcMaster-Carr CAD Models · 8.8/10
  • Free planboth

McMaster-Carr CAD Models scores higher on our rubric for 3d model marketplaces: 8.8 against 8.7 out of 10; our editors rank them #7 and #8.

McMaster-Carr CAD Models is the better fit for engineering CAD parts at scale. 3Dfindit is the better fit for certified CAD/BIM search across tools.

  • McMaster-Carr CAD Models fits best

    Engineering CAD parts at scale

  • 3Dfindit fits best

    Certified CAD/BIM search across tools

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature McMaster-Carr CAD Models 8.8/10 Visit ↗ 3Dfindit 8.7/10 Visit ↗
At a glance
Editor score 8.8 8.7
Ranking #7 in 3D Model Marketplaces #8 in 3D Model Marketplaces
Best for Engineering CAD parts at scale Certified CAD/BIM search across tools
Pricing model Free Free
Starting price Not published Not published
Free plan ✓ ✓
Free trial — —
Deployment Cloud, Browser extension Browser extension
Platforms Web, Windows Web, Chrome extension
Support Email, Docs Docs
Integrations 1 integrations 35+ integrations
Built for Small business, Mid-market, Enterprise Small business, Mid-market, Enterprise
Features McMaster-Carr CAD Models 0/2 · 3Dfindit 0/2
Commercial license — Not published
Subscription access — —
Specs
3D file formats STEP, SLDPRT, Parasolid (.X_T) Not published
License options Not published Not published
Downloads per month Not published Not published
Game engine support Not published Not published
Our review
Pros
  • Over 700,000 maintained CAD models across McMaster-Carr parts
  • STEP, SLDPRT, Parasolid, simplified, feature-rich, and drawing files
  • SOLIDWORKS add-in supports BOM, order forms, and model insertion
  • Manufacturer-certified CAD, CAE and BIM catalogs
  • Text, sketch, photo, image and geometry search
  • Native and neutral 2D/3D export with 35 integrations
Cons
  • Usage is restricted to deciding whether to purchase McMaster-Carr products
  • Commercial exploitation, redistribution, and outside-purpose fabrication are prohibited
  • Workflow integration is centered on SOLIDWORKS and McMaster-Carr purchasing
  • Registration is required before downloading models
  • Commercial-use permissions vary by manufacturer
  • Published support is centered on documentation
Our verdict

McMaster-Carr CAD Models is a free library of downloadable 3D and 2D models for more than 700,000 parts in McMaster-Carr’s industrial catalog. It serves engineers, designers, and purchasing teams that need manufacturer-specific geometry…

Read the review →

3Dfindit is a web-based catalog and search platform for engineers, architects and designers who need manufacturer-certified CAD, CAE and BIM models. The public catalog provides free access after registration, with parametric configuration,…

Read the review →
  1. McMaster-Carr CAD Models3D Model Marketplaces 8.8Free plan
  2. 3Dfindit3D Model Marketplaces 8.7Free plan

Strengths and trade-offs

  • McMaster-Carr CAD Models — where it wins

    • Over 700,000 maintained CAD models across McMaster-Carr parts
    • STEP, SLDPRT, Parasolid, simplified, feature-rich, and drawing files
    • SOLIDWORKS add-in supports BOM, order forms, and model insertion

    Where it doesn't

    • Usage is restricted to deciding whether to purchase McMaster-Carr products
    • Commercial exploitation, redistribution, and outside-purpose fabrication are prohibited
    • Workflow integration is centered on SOLIDWORKS and McMaster-Carr purchasing

  • 3Dfindit — where it wins

    • Manufacturer-certified CAD, CAE and BIM catalogs
    • Text, sketch, photo, image and geometry search
    • Native and neutral 2D/3D export with 35 integrations

    Where it doesn't

    • Registration is required before downloading models
    • Commercial-use permissions vary by manufacturer
    • Published support is centered on documentation

More comparisons

All 3D model marketplaces comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update