Blog
Engineering articles: CAD
Written by engineers, for engineers and shop owners.
RSS feedCAD
ASME Y14.5 vs ISO GPS: what actually changes on your drawingsDifferences between ASME Y14.5 and ISO GPS that change how a drawing is read: envelope vs independency, projection, size and general tolerances.
Oct 8, 2026 · 7 min read
CAD
Drawing review checklist: 25 errors that cause scrap on the shop floorA 25-point drawing review checklist covering dimensions, datums, tolerances, material, finish, notes and revisions: the mistakes that turn into scrap.
Oct 8, 2026 · 5 min read
CAD
Converting legacy 2D drawings to 3D models: scope, cost drivers and pitfallsWhat drives the effort of converting old 2D drawings to 3D CAD models, how to scope it, and the conflicts that show up when drawings meet a solid model.
Oct 8, 2026 · 6 min read
CAD
Tolerance stack-up for small manufacturers: a practical walkthroughA worked tolerance stack-up example: build the loop, compute worst-case and RSS, decide which tolerances to change, and when each method is appropriate.
Oct 8, 2026 · 6 min read