Engineering reference tables
The tables designers and machinists look up every day, in one place and in millimetres.
- Metric thread chart
- ISO 2768 general tolerances
- ISO hole and shaft fits
- Surface roughness
- Standard stock sizes
- Standard drill and hole sizes
Threads by size
M2, M2.5, M3, M4, M5, M6, M8, M10, M12, M14, M16, M20, M24, M30
Draw your own part
Drop a STEP file into DrawMyPart. It finds every body, asks you to confirm threads, fits and tolerances, and draws a sheet your manufacturer can build from.
Open the tool