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After deep searching of an incredibly huge number of articles and reviews by our intelligent AI & ML systems; and careful refining, analysis and rectification by our qualified tech gurus, the golden shortlist for the Best Depth Gauges (2021) is ultimately drafted.

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In order to come up with the Best Depth Gauges (2021), our smart platforms and experts have taken many parameters into account such as product usability, features that meet consumers needs and give buyer satisfaction, defect and deficiency-free, standards conformance, quality/price ratio, service requirements, design quality, quality conformance to user requirements and good practises, health and safety, real customer satisfaction and lots of others. It is of great importance to mention that each user has different needs so please use the ranking below as a guide and not as a gospel. In any case, in the list below you can certainly find the overall best ones regardless of your requirements.

Our powerful platforms and competent tech gurus work hard to identify the best product options. We feel that our review rankings can help you simplify your purchase decision and make a pick among the absolute Best Depth Gauges (2021).

Best Depth Gauges

Best Choice No. 1
iGaging Depth Gauge Digital Electronic Indicator 0-22' Measuring Range, 0.0005' Resolution, 2-Position Base (Inch/MM/Fractions)
iGaging Depth Gauge Digital Electronic Indicator 0-22″ Measuring Range, 0.0005″ Resolution, 2-Position Base (Inch/MM/Fractions)
  • Range: 0 to 22″ (with included 6 extension rods 1″, 2″, 3″, 4″, 5″, 6″) Resolution: 0.0005″
  • Super high precision electronic indicator 0-1″ Travel, Resolution: .0005″ / .01mm / 1/128 inch
  • Indicator Gauge conforms to AGD standard and Federal Accuracy specifications
  • Indicator can be mounted on center or side of base. Base is 4″ long.
  • Includes 10 attachments (6 extension rods and 4 feeler points)
$79.95
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Best Choice No. 2
Fowler Full Warranty Steel X-Series Depth Gauge with Satin Chrome Finish, 52-125-006-1, 0-22' Measuring Range, 0.001' Resolution
Fowler Full Warranty Steel X-Series Depth Gauge with Satin Chrome Finish, 52-125-006-1, 0-22″ Measuring Range, 0.001″ Resolution
  • Full 1 year warranty offered by Fowler High Precision, an American company
  • Measurement range of 0 to 22″, and resolution of 0.001″
  • Dial gauge provides precise and easily readable measurements
  • Includes six rods that connect together for the 22″ range and two extra points for small holes, one 0.078″ diameter x 1″ long and one needle point x 1″ long, 4” steel base
  • Gauge conforms to AGD standard and Federal Accuracy specifications
$86.95
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SaleBest Choice No. 3
Mitutoyo 128-105 Vernier Depth Gauge, Micrometer Type, 0-1' Range, 0.001' Graduation, +/-0.003mm Accuracy, 2.5' x 0.63' Base
Mitutoyo 128-105 Vernier Depth Gauge, Micrometer Type, 0-1″ Range, 0.001″ Graduation, +/-0.003mm Accuracy, 2.5″ x 0.63″ Base
  • Measurement range of 0 to 1″, and resolution of 0.001″
  • Vernier scale for precise measurements in fine units
  • Includes measuring 0.157″ diameter rod
  • Ratchet stop and measuring rod clamp for precise measurements
  • Satin chrome finish on the thimble for readability
$114.00 −$12.61 $101.39
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SaleBest Choice No. 4
Mitutoyo 129-127 Depth Micrometer, 0 to 4' Measuring Range, 0.001' Resolution, 2.5' Base, 4 Interchangeable Rods
Mitutoyo 129-127 Depth Micrometer, 0 to 4″ Measuring Range, 0.001″ Resolution, 2.5″ Base, 4 Interchangeable Rods
  • Measurement range of 0 to 4″, and resolution of 0.001″
  • Vernier scale for precise measurements in fine units
  • Includes interchangeable 0.157″ diameter measuring rods that can be adjusted in 1″ increments for flexibility
  • Ratchet stop and measuring rod clamp for precise measurements
  • Satin chrome finish on the body for readability and hardened steel base for durability and accuracy
$193.00 −$46.93 $146.07
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Best Choice No. 5
iGaging 0-4' Electronic Digital Depth Gauge SnapDepth 0.0005' Inch/Metric/Fractions Tire Tread Gage
iGaging 0-4″ Electronic Digital Depth Gauge SnapDepth 0.0005″ Inch/Metric/Fractions Tire Tread Gage
  • Includes 1″ and 2″ interchangeable depth bars to extend the rod to 2″, 3″ or 4″.
  • 3-Reading functions: inch, metric, & fractional
  • Spring loaded movement for easy use
  • Reading: 0.0005″ / .01mm / 1/64
  • Use as an indicator or depth gage
$17.95
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Best Choice No. 6
Anytime Tools Depth Gauge Dial Indicator 0-22' Measuring Range, 0.001' Resolution, 2-Position Base
Anytime Tools Depth Gauge Dial Indicator 0-22″ Measuring Range, 0.001″ Resolution, 2-Position Base
  • Range: 0 to 22″ (with included 6 extension rods 1″, 2″, 3″, 4″, 5″, 6″) Resolution: 0.001″
  • Super high precision dial indicator – double the accuracy of most indicators
  • Indicator Gauge conforms to AGD standard and Federal Accuracy specifications
  • Indicator can be mounted on center or side of base. Base is 4″ long.
  • Includes 10 attachments (6 extension rods and 4 feeler points)
$59.95
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Best Choice No. 7
Digital Tread Depth Gauge 0~25.4mm/0-1'', Keenso Car Digital Dial Indicator Depth Gauge Measurer Tool Caliper LCD Display, Black
Digital Tread Depth Gauge 0~25.4mm/0-1”, Keenso Car Digital Dial Indicator Depth Gauge Measurer Tool Caliper LCD Display, Black
  • ◇ ACCURATE BATTERY MEASURER — Digital Tire Tread Depth Gauge with high accuracy (±0.02 mm / ±0.001 inch) and Resolution (0.01 mm / 0.0005 inch) , Switchable between mm and inch
  • ◇ CLEAR TO READ — Digital Depth Caliper Gauge is designed with digital large and clear LCD Display, make it easy to read thousandths of an inch
  • ◇ EASY TO USE — Metric/Inch system interchangeable; Zero function at any point of scale for incremental measurements
  • ◇ MULTIFUNCTIONAL — Measurement Range of 0 to 1 inch (0 to 25 mm), suitable for tread depth, brake shoe and pad wear
  • ◇ GUARANTEE BY KEENSO — 100% Money Refund/ New Replacement and within 24h online answer to your any questions; Please feel free to conatct us if there are anything we can do for you
$14.19
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Best Choice No. 8
GLTL Depth Gage General Tools Depth gauge Vernier caliper (0-30mm)
GLTL Depth Gage General Tools Depth gauge Vernier caliper (0-30mm)
  • ★. The measurement surface is widened to 85mm, with a thickness of 10 mm, more stable;
  • ★. The measuring rod is 1.5-2.0mm, which can measure smaller holes;
  • ★. The display screen is larger and can be seen more clearly;
  • ★. With USB data transmission interface.
  • ★. With different unit conversion function, it can be reset at any position, which is a good choice for measuring the depth of small holes.
$68.50
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Best Choice No. 9
6' / 150 MM DEPTH GAUGE METRIC & IMPERIAL STANDARDS - ENGINEERING
6″ / 150 MM DEPTH GAUGE METRIC & IMPERIAL STANDARDS – ENGINEERING
  • 6″ / 150 MM DEPTH GAUGE METRIC & IMPERIAL STANDARDS – ENGINEERING
  • This steel depth gauge is used to quickly obtain measurements of holes or grooves by adjusting the rule to the desired depth
  • This depth gauge consists of a gun metal finished base and a steel rule
  • This gauge can be adjusted to the required measurement and then locked into position by a knurled nut
  • Head is cut out on one side, adjacent to the rule, permitting easier and more precise measurements
$7.48
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SaleBest Choice No. 10
Fowler Full Warranty IP54 Absolute Electronic Depth Micrometer, 54-225-456, 0-6' Measuring Range, 0.00005'/.001mm Resolution, 0.00016' Accuracy, 0.176' Rod Diameter
Fowler Full Warranty IP54 Absolute Electronic Depth Micrometer, 54-225-456, 0-6″ Measuring Range, 0.00005″/.001mm Resolution, 0.00016″ Accuracy, 0.176″ Rod Diameter
  • 1 year warranty offered by Fowler High Precision, an American company
  • Measurement range of 0 to 6″, and resolution of 0.00005”/.001mm, with auto shut off, spindle lock
  • LCD screen displays in inch/metric, includes six 0.176″ diameter measuring rods for flexibility
  • Ground, hardened, and lapped 4″ base for durability and accuracy
  • Water resistant to IP54 standard, includes fitted case
$257.40 −$47.40 $210.00
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