Home » Top 10 Best Coaxial Indicators in 2021 Reviews | Buyer’s Guide

Top 10 Best Coaxial Indicators in 2021 Reviews | Buyer’s Guide

by Jony Kry
Coaxial-Indicators

A coaxial indicator is basically a precision centering tool that is used in locating workpieces on the horizontal and vertical machines. This is done while the spindle is rotating under power. In this case, the distance will always be indicated by the full travel of the indicator hand through a single complete revolution. The good thing is that these indicators are very easy to use. All that you need to do is pre-positioning work within the indicator’s travel range. After that, you will need to attach a restraining area to the indicator and make sure that there is an ideal stop set in place. Another good thing about these indicators is that they are light in weight which makes them easy to use.

When choosing a coaxial indicator, there are several factors that you will need to keep in mind. This will help in eliminating unnecessary confusion given that the market is flooded. Since this is a hard task owing to its time-consuming nature, you might find the task hard for you. To save your time, we summed up the picks to a list of the best 10 market picks so that you can easily find your ideal pick. Later in this post still, you will find a brief highlight of factors to consider when buying. without further ado, let us get going;

List of 10 Best Coaxial Indicators in 2021

#10. AMTAST 7 Jewels Dial Test Indicator

AMTAST-7-Jewels-Dial-Test-Indicator

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The AMTAST coaxial indicator has a graduation of 0.0005 inches, and accuracy of 0.0004 inches, and a 0-15-0 scale reading. For this reason, you will be able to measure easily with utmost precision. Apart from that, it comes with a large dial diameter which measures 38mm or 1.5-inch. This, therefore, provides a wide viewing area allowing you to read data at ease.

Most importantly, this coaxial indicator features a wear-resistant interior bearing housing that comprises of 7 jewels. On top of that, the indicator also boasts a high-quality brass construction which is resistant to magnetism. Ideally, this coaxial indicator will guarantee you years of reliable use. What’s more, this unit comes with a padded case which makes packing and storing of the parts a breeze.

Highlighted Features
  • Comes with a large dial diameter
  • It has 7 jewels
  • Features a durable brass finish
  • Includes a padded case

#9. Machine DRO Dial Coaxial Indicator

Machine-DRO-Dial-Coaxial-Indicator

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This coaxial indicator is the solution to the simple centering of a fixture, workpiece, or assembly. With that, it allows you to identify the center on either interior or exterior diameters. Again, the outer housing and the indicator dial stays still as the center spindle rotates the attached feeler. This ensures that the indicator dial is always facing you while working.

You will also appreciate that this coaxial indicator comes with a retaining arm that holds the head firmly in position. Besides, this alignment indicator is equipped with both curved and straight feelers which come in different lengths.  You will therefore be able to handle and cover a wide range of work. Again, it arrives with a padded wooden box which ensures that you store the tools in a safe condition.

Highlighted Features
  • It is an ideal centering tool
  • Equipped with feelers
  • Covers large work area
  • Comes with a wooden case

#8. Mitutoyo 513-504T Coaxial Indicator Set

Mitutoyo-513-504T-Coaxial-Indicator-Set

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This coaxial indicator has a measuring range of .010 inches, graduation of .0001 inches, and a dial face of 0-5-0. It will therefore be possible for you to measure accurately using this unit.  Apart from that, it comes with an O-ring sealed bezel to keep the indicator safe from dust or moisture. The fact that it only weighs 8.0 ounces makes it easy to carry along.

The Mitutoyo coaxial indicator also boasts a non-glare and scratch-resistant crystal. This is the reason why you will be able to quickly view and read without strain. In fact, it is equipped with all the necessary tools that you will need for your centering work. The plastic case too will ensure that all the parts are stored in perfect condition while not in use.

Highlighted Features
  • O-Ring sealed bezel
  • Features jeweled bearings
  • Scratch-resistant crystal
  • Arrives with a fitted plastic case

#7. HHIP 4400-0020 Coaxial Indicator

HHIP-4400-0020-Coaxial-Indicator

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If you are looking for a high precision coaxial indication that is quick and easy to use, this is the pick. You can therefore center from inner to outer diameters by just changing the feeler. Besides, the indicator face stays on standstill at any preferred angle as the spindle rotates. This, therefore, frees up your hands allowing you to position the table accurately.

Another impressive thing about this unit is that it comes with eight tools that will get the centering job done. This includes 3 straight feelers, 3 curved feelers center point feeler, and a restraining rod. Even better, the spindle has a rotation speed of up to 800Rpm to ensure that you handle it quickly. You will also appreciate that this coaxial indicator is light in weight for easy transportation.

Highlighted Features
  • Fast, easy, and accurate centering
  • Horizontal to vertical operation angle
  • Comes with all the necessary accessories
  • 800Rpm spindle rotation speed

#6. Anytime Tools Coaxial Indicator Set

Anytime-Tools-Coaxial-Indicator-Set-1

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With this coaxial indicator, you will be able to center your mills and boring setups very fast. Besides, it comes with feeler tools which include a center point feeler, three straight feelers, and three curved feelers.  It will therefore be easy to tackle your centering job. Besides, it has a measuring range of 5/32 to 4-1/4 inches in the internal and 0-4-1/4 inch on external diameters.

The good thing about this coaxial indicator is that it has a locating accuracy of 0.0005-inches. You can therefore rest assured that this professional-grade precision set will help you center with accuracy. As if that is not enough, it comes with a restraining rod that prevents rotation while working. It also comes with a wooden case which ensures that the tools stay in a safe condition while not in use.

Highlighted Features
  • Allows quick centering
  • Comes with 6 feelers
  • Internal and external measuring range
  • Arrives in a wooden case

#5. Fowler COAX-2D Coaxial Indicator Set

Fowler-COAX-2D-Coaxial-Indicator-Set

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One of the aspects that you will appreciate about this coaxial indicator set is that it comes with a warranty of 1 year from the manufacturer. The 2D coaxial indicator will be ideal for use at whichever angle for accurate centering. It will also be ideal for easy positioning of components in different machining applications.

The 1.6-inch continuous dial features a 0 to 50 dial reading, 0.0005” graduations, and 0.250” measuring range for direct readings taking. Apart from that, you will appreciate that the coaxial indicator comes with 3 internal and external feelers as well as a central point feeler. The face will remain stationary amid the spindle rotation all the way to 800 RPMs.

Highlighted Features
  • This is a 2D coaxial indicator
  • Comes with 3 internal and external feelers
  • Backed with a warranty of 1 year
  • Made from a reputable brand

#4. All Industrial Coaxial Centering Indicator

All-Industrial-Coaxial-Centering-Indicator

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The weight of this coaxial indicator is 1.6 lbs. whi9ch makes it very convenient to work with. It will offer a quick, easy, and very accurate centering in the boring as well as milling setups. It operates at an angle from the horizontal to vertical machines. The indicator will also work from the internal to external diameters without changing the feeler in any way.

The other feature that you will appreciate about the coaxial indicator is that the face on this indicator will remain stationary at the desired position. This way, it will leave the operator with the hands-free in order to accurately position their table. With a locating accuracy of 0.0005” this is a machine that you can definitely rely upon.

Highlighted Features
  • 250 axis feet measuring range
  • It has a locating accuracy of 0.0005”
  • 800 RPM spindle rotation
  • A relatively affordable price

#3. HFS (R) Coaxial Centering Indicator

HFS-R-Coaxial-Centering-Indicator

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The 23 holes include five 5/8-11 threaded holes that are ideal for clamping as well as 18 untapped holes. With this coaxial indicator, you can rest assured of a quick, easy, and very accurate centering in the boring as well as milling setups. The good thing about the indicator is that it works on both vertical and horizontal machines with the utmost ease.

Just like other quality coaxial indicators, this one can operate at whichever angle from the horizontal to vertical machines. It will also work from the internal to external diameters with no change of the feeler. The hands will also remain free to position the table since the face of the indicator remains stationary at the desired point.

Highlighted Features
  • Quick and easy centering
  • Operates at an angle from vertical to horizontal machines
  • Keeps the hands completely free
  • 5-1/2” body length

#2. Accusize Industrial Tools Co-Ax Indicator

Accusize-Industrial-Tools-Co-Ax-Indicator-1

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This centering indicator offers a simplified mechanism for centering some workpieces or fixtures on the vertical and horizontal machines. The indicator dial will also remain in place even when the machine spindle is rotating. You will also appreciate that it operates from whichever angle from horizontal to vertical with no change at all.

With this coaxial indicator, there will be no need for walking around your machine. On a similar note, you will not need mirrors and contortions. The good thing about this indicator is that all feelers and points have been included. It also prides itself on an accurate design since it has an accuracy range of 0.0002 inches for the best convenience.

Highlighted Features
  • It has an accuracy of 0.0002”
  • Feelers and all points have been included
  • Several color options available
  • Made from a reliable brand

#1. HAIMER Coaxial Indicator

HAIMER-Coaxial-Indicator-1

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This is a 3D dimensional edge finder that will locate in the X, Y, and Z-axis. With this coaxial indicator, you will be able to measure the workpiece dimensions very easily. You will also appreciate that the indicator comes with a single 0.2-inch straight probe tip and a sensor for the best performance. With a weight of 2.2 pounds, you will find it light enough to work with.

If you are looking to locate and also tram on surfaces really fast and in an accurate manner, this is the tool to possess. With this indicator, there will be no subtraction or addition needed which makes it very friendly to use. The good thing about this indicator is that it can perform a wide range of tasks. For instance, it can be used in checking part dimensions, verify flatness, and also find the center of a hole.

Highlighted Features
  • 3D edge finder
  • A straight probe tip has been included
  • Ideal for measuring surface flatness
  • No subtraction of the indicator tip diameter

Coaxial Indicators Buying Guide


Ease of use: This is one of the features that you will want to look for in a coaxial indicator. You must ensure that it comes in a user-friendly design to make sure that you get motivated to use it. No complex set up procedures should be involved while using the coaxial indicator. At the very least, it ought to make your work easier and faster.

Accuracy: The last thing you want from your coaxial indicator will be inaccurate readings every now and then. You need to locate the center of your workpieces to make sure that you operate to the best of your ability. There are accuracy ratings depending on the different coaxial indicator. Reading reviews from other users about the accuracy of a certain indicator will be a real eye-opener.

Budget: Last but not least, you will just want to set aside a budget that you are willing to spend on your coaxial indicator. This will be the same case for anything else that you will be buying. it does not always mean that a pricey item will be worth giving a shot. What you need to ascertain is that the indicator you are purchasing meets your expected quality. This way you can rest assured to get value for your money.

Conclusion

This marks the end of this review and it is our hope that you have learned a lot pertaining to the coaxial indicators. They are very important items in the milling and boring setups. You will appreciate that they execute their job with utmost accuracy making your work easier and faster. From the buying guide section above, you can actually see the list of factors you need to consider when buying these indicators. Provided that you follow the tips in the buying guide in choosing a coaxial indicator above, you should easily arrive at your pick with no hassles. All the best!

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