Cordless Polisher

tuglug

Member
Joined
Oct 1, 2022
Messages
10
Fluid Motion Model
R-31 CB
Hull Identification Number
FMLT3119A
Vessel Name
Tug-A-Lug
MMSI Number
368279580
Looking for suggestions on a cordless polisher for general use on the boat (remove oxidation/scratches/gel coat repair). I have a Ryobi battery system already so leaning toward the following:

RYOBI ONE+ 18V 5 in. Variable Speed Dual Action Polisher

However it is only has a 5 inch pad and I suspect a 7 inch would be better suited. Appreciate any comments good/bad on the Ryobi products and any other recommendations for a cordless unit based on experience. Thanks!!

W Watters...
 
I am standardized on the Dewalt FlexVolt system across all my cordless tools. I have the 20V MAX XR Cordless Polisher, Variable-Speed, Random Orbit (DCM848B). The adjustable speed setting allows you to lock in exact speed limiting any accidental burns, eliminates worries about managing the trigger. Also something to make sure you consider is a random orbit unit. The 5” dia backing plate actually functions as a 7.1” when you factor in the 2.1” random orbit diameter.
 
I use this one: DEWALT 20V MAX XR Cordless Polisher, Variable-Speed, Random Orbit, 5-Inch, Tool Only (DCM848B). I find anything larger is just too heavy for my tired old arms and shoulders. I also have a 3-inch corded polisher I got from Griot’s (Griot's Garage 10908 G8 Mini Random Orbital Polisher) that works well for tighter spots. I use these on my cars as well.

Gordon
 
I had the Ryobi 18 volt polisher. I was so unhappy with it I returned it. It has very little power, very frustrating.

You really need a corded polisher for heavy duty work. Either the Makita or the DeWalt work well, I have the Makita now.

In a cordless, I hear the Makita or DeWalt cordless are good but still don't have the kind of power you get with a corded tool. I think they also have a smaller pad, so it takes longer.

I have the blue hull so I had to learn how to deal with oxidation.

-martin610
 
I have long subscribed to the Milwaukee family of tools, so I was VERY happy when they finally came out with a couple random orbital polishers last year. I have the 15mm version and have been very happy with it. The tool alone is $300, plus you’ll need at least a couple of their larger batteries, so the price of entry is a bit high. Great tool, though!
 
Yes, the Milwaukee is good too. Forgot about that one. With batteries you're looking at $500. And is the random orbit the right thing? I feel I need a straight rotary.

That said, I might get a cordless for the mid-season touch up I need. I could beach the boat, give it a freshwater rinse and use the cordless to get some mid-season wax on it.
 
I haven't tried the cordless route, as I burnt up (2) corded Harbor Freight 7" sander polishers, detailing our past vessels.

I'm endorsing the corded Makita 7" polisher, since getting/using one, we haven't had an issue. Using smaller than 7" means you'll be doing extra work to cover the same area. It takes a lot of torque to sling a 7" wool pad with cutting compound.

I will add that we tried numerous types of pads, finding the wool strand pads remove the oxidation the best and that the black foam finishing pads take out the fine swirls. We're still using the Harbor Freight foam pad, but order the stranded wool pads on Amazon.

We also have the Harbor Freight/Drill master 6" corded variable for working into smaller area's.
 
I just picked up a 10" ryobi 18V orbital buffer to try because I have a number of Ryobi 18V tools and batteries. I was really happy with the performance. It did not work quite as well as my corded 10" but was easier to use and I didn't have to worry about the cord dangling in the water while I was waxing the boat at the marina. If you already have the batteries it is only $50 at home depot.
 
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