Depth Gauges developed for seismographic measuring. Attach any weight to the snap ring and lower to measure depth. The depth gauge is tough, flexible and lightweight with graduations printed on both sides.

Keson Model No. DG20018

• Numbers are graduated from the weighted end of the tape strap.
• Tough, flexible and lightweight with graduations printed on both sides
• White with black and red markings
• Coating: Clear Coat
• Tensile Strength: 100kg / 200 lbs