Topcon AT-B3A Automatic Dumpy Level - 28x controls The ability to perform both kits 90981-03x Select Counter Version (see images):90705 30 and 0 prism

The ability to perform both line and end tracing is very useful as it allows pre-excavation inspections in addition to finding blockages or obstacles within the pipe itself

The smallest size metal would be an item like a 5mm coin or hypodermic needle

Length: 50 metres

The MXT4-D has a large

At what depth can I locate objects

Topcon AT B3A Automatic Dumpy Level 28x controls The ability to perform both kits 90981 03x Select Counter Version (see images):90705 30 and 0 prism The ability to perform both line and end tracing is very useful as it allows pre excavation inspections in addition to finding blockages or obstacles within the pipe itself The smallest size metal would be an item like a 5mm coin or hypodermic needle