41110000 Measuring and observing and testing instruments
41112100 Transducers
41113100 Gas analyzers and monitors
41113600 Electrical measuring and testing equipment
41113900 Soil measuring equipment
41111700 Viewing and observing instruments and accessories
41112200 Temperature and heat measuring instruments
41114500 Mechanical instruments
27110000 Hand tools
27111700 Wrenches and drivers
27112200 Masonry and concrete tools
27112400 Fastener setting tools
27112800 Tool attachments and accessories
27111800 Measuring and layout tools
27111900 Rough and finishing tools
27113300 Precision hand tools
27112700 Power tools
27113200 Tool kits
23100000 Raw materials processing machinery
23101500 Machinery for working wood and stone and ceramic and the like