
Best selling Dial gauges + micrometers from Mahr
On this page you’ll find a ranking of the best Dial gauges + micrometers from Mahr. To give you a quick overview, we’ve added the most important product details. This page always stays fresh and updates automatically.
1. Mahr External micrometer Micromar 40
Mahr external micrometer dig. Micromar 40EWR data output MarConnect, 0...25 / 0.001 / IP65
This version features a high-contrast LCD display, carbide-coated measuring surfaces, and a measuring spindle made of hardened and ground stainless steel. It has a ratchet integrated into the measurement barrel and a thermally insulated steel frame.
Data output: MarConnect
Features:
- LCD display
- Reference system
- Reset (sets display to zero)
- Conversion mm/inch
- ABS (switch between relative/absolute mode)
- Lock function (keylock)
- Origin (fixed value setting)
Package contents:
Delivered in a case including an adjustment gauge (from 25 mm).
Appropriate batteries: 1 piece 155051.0545 - CR2032 / 3.0 V (included in the scope of delivery).

2. Mahr Digital dial gauge reading 0.01 mm
The digital dial gauge from Mahr offers precise measurements with a resolution of 0.01 mm and is ideal for various applications in manufacturing and quality assurance. It features a robust design with a clamping shaft and measuring pin made of stainless, hardened steel, ensuring durability and reliability. The LCD display has a digit height of 12 mm and is rotatable by 280°, allowing for flexible reading from different angles. The dial gauge is equipped with a variety of functions, including tolerance input, counting direction reversal, and a switch between mm and inches. Additionally, it offers a preset function for setting measurement values and a key lock for the zero position, making it user-friendly. With a data output for RS232, USB, and Digimatic, the dial gauge is also suitable for digital data transmission. The IP42 protection class ensures that the device is protected against dust and splashes, making it a reliable tool for use in demanding environments.
- Tolerance display and counting direction reversal for flexible measurements
- Automatic activation by pressing the button
- Data output for RS232, USB, and Digimatic
- Preset function for setting measurement values
- IP42 protection class for additional protection against dust and splashes.

3. Mahr Digital inside micrometer with data output
The digital internal micrometer from Mahr is a precise length measuring tool designed for the accurate measurement of internal dimensions in a range of 10 to 12 mm. It features a high-contrast digital display that allows for easy and direct reading of measurement results. Thanks to the innovative REFERENCE measuring system, the set zero position is retained even after the device is turned off, significantly simplifying operation. The lock function protects against accidental measurement errors by locking the control buttons. The internal micrometer is equipped with a self-centering measuring head, which has carbide measuring jaws starting from a diameter of 12 mm, while the measuring head from 40 mm is made of lightweight aluminum to reduce weight. The digital internal micrometer is battery-operated and comes with a CR2032 battery included.
- High-contrast digital display for easy reading
- REFERENCE measuring system for zero position retention
- Lock function to prevent measurement errors
- Self-centering measuring head with carbide measuring jaws from 12 mm
- RS232C and USB interface for data output.

4. Mahr Dial gauge MarCator 1075 R
Mahr dial gauge digital MarCator 1075 R, IP52, 12.5 / 0.01 / Ø 58 / 0.5...1.0 N
This digital dial gauge features a high-contrast LCD display and is immediately ready to use upon activation thanks to its reference system.
Features:
- LCD display
- Reference system
- Conversion between mm and inch
- Reversible count direction
- Reset function (setting display to zero)
- Preset function (fixed value setting)
- Auto-off (selectable)
- Lock function
- Data output MarConnect
Package contents:
Delivered in transport packaging.
Appropriate batteries: 1 piece CR2032 / 3.0 V (included in the scope of delivery).

5. Mahr Inside micrometer Micromar 44 A
Mahr inside micrometer Micromar 44 A for through/pocket hole measurement, 25...30 / 0.005
Self-centering and self-aligning inside micrometer with a 3-line contact to the test object. Can be used for through holes and blind holes (from Ø 12 mm).
Features:
- Scales are matt chrome-plated
- Measuring anvils from Ø 12 mm carbide tipped
- Measuring anvils are positioned at 3 x 120°
- Measuring heads from Ø 40 mm made of aluminium for weight reduction
Package contents:
Inside micrometer in case.

6. Mahr Dial gauge MarCator
Mahr dial gauge MarCator 810SW/IP54 is impact-resistant with a measurement range of 10 / 0.01 and a diameter of 61. It operates within a force range of 0.7 to 1.6 N.
The clamping shaft and measuring pins are made of rust-resistant and hardened steel.
It has an impact-resistant design with a protection class of IP54.
Features include:
- Precision cogged gears and pinions
- Adjustable tolerance markers
- Chrome-plated housing
Package contents:
Delivered in transport packaging.

7. Mahr Digital micrometer with stepped measuring surfaces i-wi
The digital caliper with stepped measuring surfaces from Mahr is a precise measuring instrument designed for a variety of applications in manufacturing and quality assurance. With a maximum measuring range of 25 mm and an accuracy of 0.00005 mm, this device offers outstanding performance. The high-contrast display with 10 mm digits allows for easy readability of measurements, while the practical HOLD function supports freezing values for secure reading. The painted steel frame is equipped with thermal insulation, enhancing comfort during use. The ability to switch between relative and absolute measurement, as well as the zeroing at any position, makes this measuring device particularly flexible. Additionally, the tolerance display with warning limits ensures that the user can immediately recognize whether the workpiece is within the specified tolerances. The measuring spindle and anvil are carbide-tipped, which increases the durability and reliability of the instrument.
- HOLD function for freezing the measurement value
- Switching between relative and absolute measurement
- Tolerance display with warning limits
- Carbide-tipped measuring spindle and anvil
- Protection class IP65 for increased durability.

8. Mahr Digital micrometer with sliding spindle, data output
Model: Innovative digital caliper with 10 mm large digits on a high-contrast display. Practical HOLD function to freeze the measurement value for safe reading. Measuring spindle hardened and ground. Measuring surfaces made of carbide. Advanced ratchet with quick drive. Painted steel frame with thermal insulation. Switchable from relative to absolute measurement. Zero setting at any position. A convenient tolerance display with additional warning limits allows the operator to see whether and how the workpiece falls within the tolerance limits. The REFERENCE measuring system saves and retains the set zero position, even after being turned off and on again. The lock function prevents measurement errors caused by accidentally pressing the control buttons. Delivery includes: 1 battery No. 081560 size CR2032, 1 setting gauge size 25-50.

9. Mahr Dial test indicator Martest 800
The Martest 800 feeler gauge from Mahr is a high-precision measuring instrument designed for a variety of applications in manufacturing and quality assurance. With a maximum measuring range of 1000 mm and a resolution of 0.002 mm, it provides accurate measurements of nominal dimension deviations. The device features a jewel-bearing measuring mechanism housed in a robust, matte chrome-plated casing that offers corrosion protection. The dovetail holding prisms are made from a single piece, which increases bending stiffness and allows for precise clamping. The measuring probe with a carbide ball is swivelable and replaceable, enhancing flexibility in application. Additionally, the device is shock-resistant and has a sealed display, making it suitable for use under workshop conditions. The feeler gauge comes in a practical case, making it ideal for mobile use.
- High-precision measurement with 0.002 mm resolution
- Robust, matte chrome-plated casing for corrosion protection
- Swivelable and replaceable measuring probe for flexibility
- Jewel-bearing measuring mechanism for high accuracy.

10. Mahr Helios Preisser Messuhr digital MarCator 0,0005/25mm 1086WR
The Helios Preisser digital measuring gauge MarCator 0.0005/25mm 1086WR from Mahr is a high-precision measuring instrument designed for professional applications in manufacturing and quality assurance. With an accuracy of 0.0005 mm and a maximum measuring range of 25 mm, this gauge provides reliable and precise measurements. The digital display, featuring a digit height of 11 mm, allows for clear readability of measurement values. The gauge is equipped with a robust, stainless steel measuring spindle that ensures durability and resilience. The IP54 protection class guarantees that the device is protected against dust and splashes, making it ideal for use in demanding environments. The integrated wireless data transmission enables easy connectivity to other devices, while various functions such as counting direction reversal and preset function enhance flexibility and user-friendliness.
- Integrated wireless data transmission (RS232, USB, Digimatic)
- Automatic activation by pressing the button
- Key lock for set zero position
- Switching between relative and absolute measurement (ABS)
- IP54 protection class for additional protection against environmental influences.
