Quantity   Component name
1 × Good quality digital caliper or Vernier
1 × Feeler gauge Ideally 4-thou or 0.1mm
1 × Good quality machinist's square
1 × Isopropyl alcohol IPA, or similar
1 × Cleaning cloth
1 × Short piece of filament of chosen type
1 × Tape and marker pen e.g. painter's tape