Glossary
Metal Layout Worker Terms & Vocabulary
15 essential metal layout worker terms with plain-English definitions: the vocabulary you’ll hear in training and on day one.
Key metal layout worker vocabulary
These 15 terms come up constantly in metal layout worker training, on the job and in interviews. Knowing them helps you follow instructions, document accurately and sound prepared.
- Angle plate
- 90-degree support.
- Center punch
- Marks hole centers.
- Datum
- Reference point.
- First article
- First part checked before a run.
- GD&T
- Geometric tolerancing.
- Height gauge
- Marks heights.
- Layout dye
- Blue coating for marking.
- Lockout/tagout
- Energy isolation before servicing.
- PPE
- Personal protective equipment.
- Prick punch
- Fine marking punch.
- Scrap
- Parts that fail inspection.
- Scriber
- Sharp marking tool.
- SOP
- Standard operating procedure.
- Surface plate
- Flat reference surface.
- Witness mark
- Reference mark.
Practice these terms
Test yourself with the free Metal Layout Worker practice test: it includes vocabulary questions built from this list. For a complete course, see Metal Layout Worker training.
Browse terms from every career in our career glossary.