Machinists, fabricators, metalworkers, and workshop learners.
- Metal weight and unit calculators
- Tap drill and material references
- Job records and technical exports
YunFanLabsMachinist calculator
Fast estimates for work that still gets verified.
An offline metal and machinist calculator for weight, units, fractions, tap drills, threads, materials, job records, and guarded export formats.



01 / What it is for
Machinists, fabricators, metalworkers, and workshop learners.
02 / Product facts
Important: Results are estimates. Verify critical work against standards, manufacturer data, and qualified professionals.
03 / Try tools online
Use the core calculators free in your browser. Workshop Calc adds jobs, history, offline access, and technical exports.