iGaging Depth Gauge Digital Electronic Indicator 0-22" Measuring Range, 0.0005" Resolution, 2-Position Base (Inch/MM/Fractions): Amazon.com: Industrial & Scientific
INSIZE, 0 in to 12 in Range, +/-0.002 in Accuracy, Dial Depth Gauge - 55VM79|2341-2E2 - Grainger
Amazon.com: Water Level Meter Water Depth Gauge Water Level Gauge with Fixed Probe and Steel Tape for Water Well Measurement (100m) : Industrial & Scientific
Sonic Depth Meter, Ravensgate Model 300 – EnviroTech Services
Scuba Depth Gauge - The Purple Octopus - One Stop Dive Shop
Humminbird In-Dash Depth Sounder at Lowes.com
Digital Indicator Depth Gauge Dial Depth Gage 0-100 mm Digital Indicator Measurement Tool
Fowler 54-225-456 Electronic Depth Gauge/Micrometer; 0 to 6" from Cole-Parmer
Indicator Water Level Borehole Depth Meter Dip Meter 150m Steel Ruler Water Well Depth 30m 50m 100m 150m 200m 300m - Level Measuring Instruments - AliExpress
52MM Universal Depth Gauge Marine Boat Digital Depth Meter with White Backlight 9-32V Pulse Signal Depth Gauge Waterproof
A Comprehensive Look At Mechanical Depth Gauge Watches - Quill & Pad