[measure and/or mark out using rule, pencil, marking knife, marker pen, scriber, try square, bevel,
mitre square, centre square, dot/centre punch, dividers, inside/outside/odd-leg calipers, template,
marking/cutting/mortise gauge
- produce datum lines by surface plate and scribing block or calipers
- measure using a micrometer, vernier gauge and/or digital caliper – IG]