Milwaukee 6034-21 5″ Random Orbit Palm Sander

If you’re in the market for a new sander, this is the best place to start your search. Milwaukee 6034-21 Random Orbit Palm Sander has been at the top of our list since we reviewed it, and it’s hard to find anything negative about this product. The only thing that could make it better was if they included a case with storage for all its attachments like other manufacturers do! If you need more convincing, keep reading.

What Makes It Stand Out?

3 AMP Permanent Magnet Motor

We expect a sander to have the ability to provide continuous service under pressure and with this palm sander, you can expect that. It comes with a 3 amp permanent magnet motor that provides power at a constant pace and works relentlessly under heavy loads. A powerful motor is the life-blood of a machine, and that’s why it has to be first-rate.

Variable Speeds of 7,000-12,000 OPM

It’s quite an advantage that Milwaukee 6034-21 5″ random orbit palm sander come along variable speed setting of 7,000 to 12,000. As a result, it doesn’t leave you stiff; you can set the speed according to the application you are aiming to. The lower speed is better for corner sanding, and faster speed is a must requirement for fine finishing on metal or wood. So, it would be best if you had both which we don’t find in other orbital sanders. Furthermore, the viable setting makes it under super user-control.

On/Off Switch with One Finger Activation

The on and off switch activation system makes it especially easy to control. When you are into a project, a machine needs to be relatively easy to use, and this brand of Milwaukee won’t disappoint you in this consideration. All you have to do is to turn on the switch and start sanding. Therefore, Milwaukee 6034-21 is ready when you are ready.

Utilizing the Universal Hook and Loop and PSA Pad Systems

It is to mention that it allows both hook and loop system and PSA system in terms of pad changing. Practically speaking, an orbital sander with two options of pad changing is a huge advantage. It makes it nearly user friendly. You can use the method you prefer as you are getting an alternative option.

Tactile Rubber Top and Body

Milwaukee 6034-21 parts are extremely attractive and congenial to touch. Bringing comfort to hand it moves free as well as works better. The tactile rubber top and body enrolment in it ensures a better grip. Therefore, the ergonomic quality is better with a rubber top which reduces fatigue and extra uneasiness with machine handling.

Easy To Use and Very Versatile

Milwaukee 6034-21 review speaks high of its great ergonomic ability, an easy to use the tool. Not only it is trouble-free to handle, but also it is versatile. The hook and loop pad changing system, dust canister, and universal vacuum hose make it very straightforward and painless to use. Because of its being lightweight, you can carry it easily and work for versatile purposes.

Great Lightweight Machine

Despite having a dust canister and the handle, it is light in weight; only 4.5 pounds. Unlike most of the orbital sander, it is not bulky. So, you can run it too and fro and sand in a trouble-free manner. Starting from younger ones, people of old age can also run it freely as it requires no hard work to put off or flick on.

Exceptional Value and Performance

It sets the bar higher with exceptional and performance. As it tags along with a 3 amp permanent magnet motor, it is powerful and consistent when it comes to performance. Besides, the variable speed of 7,000 to 12,000 makes an atypical value; totally in the user’s favour.

Built-In Integrated Vacuum Ports

It is simply user-oriented that allows universal vacuum hose. As a consequence, you can use a vacuum of other brands too. Be it a 1-1/4″ or 1-1/2″ adapter; you can use any one of them and make peace with it.

Plastic Dust Canister with Filter

It comes along a dust canister with a filter. While working, you don’t have to worry about the mess of dust and debris. Therefore, the dust canister makes sure you get a clean workplace. Furthermore, the tool is durable because of the better dust canister with filter. It protects the machine from getting clogged in specs of dust.

In-Line Dust Port with a Flexible Collection Bag

One of the many bright sides of Milwaukee 6034-21, in-line dust port with a flexible collection bag the tool exceptionally valuable. The engineers did a great job making the in-line dust port which captures loads of dust. In the process, you won’t even have to compromise the line of the side.

Removal Top

It is not just powerful; it is highly adjustable. The removal top is a plus point to its user-oriented features. You can always get easy services from it within the removal top. For instance- the brush replacement is just a quick task, not hard at all.

Highly Durable

Featuring a 3 amp permanent magnet motor and tactile rubber top and body Milwaukee 6034-21 is highly durable. The motor unleashes impressive power so that the tool can work like a pro even with heavy duties. Also, the in-line dust port protects the machine from unnecessary gains or dust. Nonetheless, you can expect a good machine self-life.


  • It can deliver a higher speed of 12,000 OPM excelling at removing material.

  • The easiest and all prevalent pad changing system hook and loop

  • Allows two types of pad changing system including hook and look and PSA

  • Superior dust collection with universal vacuum hose adapter

  • Has variable speed controls from 7,000 to 12,000

  • It has a better ergonomic design you can expect a better grip.

  • The rubber top and body makes it comfortable to handle and move.

  • They are designed to reduce fatigue while handling the tool.

  • Easy removal tops allow the attachment and changing of brushes.

  • Very lightweight with 3.0 amp permanent magnet motor.

  • Very lightweight as it weighs nothing more than 4 pounds.

  • It comes with a filter dust canister, a dust bag, and a carrying case.


  • It would be best if you cleaned the hook and loop on the pad regularly or else it will fall off. Even so, it’s not a big deal until you are too lazy to clean.

How Does It Work?

To get a smooth and scratch-free finish, nothing beats an electronic random orbital sander. First, put on the sanding pad and turn on the switch. Put a slight pressure and sand slowly following a single direction over the piece. Take time, don’t rush while sanding, or else the finishing won’t be smooth enough.

To sand the edges, always make sure you don’t take the sanding pad too far off the edge, keep it within a quarter of the way. Do not angle when you see a swirl mark, instead work flatly and slowly.

Check once in a while to see you have found the desired result. Lastly, keep the sander off the piece and turn off the switch.

Who Should Buy It?

As it is durable and robust, professional woodworkers will find it extremely handy. Both for extensive use and less usage it suits best. A random orbital sander with variable speed can be an excellent assist for heavy applications.

Not just professionals, also the homemakers can find it useful. It is not hard to handle, excellent ergonomic, easy-grip, lessens fatigue, easy manoeuvre, the universal vacuum hose; so yes quite user-friendly. The compact size of Milwaukee 6034-21 should also be an assist for small jobs, sanding metals, or even plastics. 

Frequently Ask Questions

What is the work cycle of this sander?

It can handle hard to low duty.

Does this sander require hook and loop or adhesive-backed sanding pads?

It requires hook and loop or PSA sanding pads.

Where can I buy a replacement vacuum hose adapter for this sander?

You can buy it from Amazon.

How many amps is this sander?

This palm sander is of 3 amps.

Can I get this with a hard case?

It has no such feature, but you may use a soft bag instead.

Can this sander be attached to a rigid shop vac?

Yes, it can be attached to a rigid shop vac.

What is the voltage? Can it work with 220v?

The preferred voltage for this model is 110 and 120. It doesn’t work in 220 voltage.

Are the sanding discs PSA or h&l?

The sanding discs for this model are both PSA and h&l.

Will this sander work with 5-hole sanding discs?

No, it won’t work with 5-hole sanding discs, the 5-hole discs leave lots of dust in the air.

Final Words

Nonetheless, Milwaukee 6034-21 can be your go-to tool because it offers the comfort you deserve as a worker. With it, you can make use of heavy jobs as well for delicate areas. The variable speed setting is making a massive offer for you to use it on diverse applications. Also, the elevated ergonomic design allows holding from different angles. So, you can move it with ease putting less fatigue on yourself. For a random orbital sander Milwaukee, 6034-21 is not a wrong choice affixing unique features.

Related: Milwaukee 6033-21: Features and Benefits

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