Topcon AT-B4A Heavy Duty 24X Automatic Optical Automatic Level Kit Power Tool Accessories two-way communication with compatible lasers

two-way communication with compatible lasers

enhanced fabric construction

overheating and over-discharging

With a durable nylon cover and a 14mm steel shackle

Featuring a 14mm hardened steel shackle

Topcon AT-B4A Heavy Duty 24X Automatic Optical Automatic Level Kit Power Tool Accessories two-way communication with compatible lasers24 X Magnification Topcon offers a wide range of automatic levels for the land surveyor, civil engineer, and contractor. All AT B series levels feature a magnetically damped wire hung having superior resistance to cold, heat and shock. All AT B series have a standard 360 horizontal circle. All models are waterproof with nitrogen gas sealed telescope which prevents clouding and moisture on the lens. Waterproof nitrogen gas filled Magnetically damped