## GD&T https://www.drafterinc.com/post/why-your-dowel-pin-doesnt-fit--and-how-to-fix-it https://www.engineeringtoolbox.com/friction-coefficients-d_778.html ![[attachments/Tldraw 2026-02-22 5.05PM.md]] ![[attachments/Tldraw 2026-02-22 4.40PM.md||0x113]] ![[attachments/Tldraw 2026-02-22 4.48PM.md]] https://www.mcgill.ca/engineeringdesign/step-step-design-process/basics-graphics-communication/principles-tolerancing - Machining - Milling - - Turning - - 3D Printing - - Casting - Investment casting - Sand casting - Die casting - Injection molding - Plastics - https://www.fictiv.com/articles/injection-molding-tolerances-an-in-depth-look - Metals - Hot Isostatic Pressing - Cutting - Die cutting - Laser cutting - Plasma cutting - Waterjet - Extruding - Forming - - Bending - - Hobbing - Peening Bonding processes - Glue - Fits - Sintering - Brazing - Soldering - Welding - Friction Stir Welding