Poorboy's Master Cut Compound Review

mrclean81

New member
First off I want to thank all who were involved in getting us these samples to try out and review. After reading Tuscarora Dave's review, I was excited to try this new compound out. Since most of my work involves hard wetsanding and some pretty extreme measures sometimes, I figured I wouldnt beat around the bush with this stuff. I wanted to see how it would hold up in MY work environment.
I knew there was going to be a little bit of a learning curve with this stuff, so I pulled in a crappy old Chevy truck that barely ran to use as a guinea pig. After getting it in the shop, I realized that it was caked in about an inch of overspray. Honestly I didnt feel like messing with all of that today, but I did try it out on the front bumper which was terribly neglected.

One pass with Master Cut and a PFW pad..not too shabby :inspector:
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Since this was an old junker, I figured I would see what happens when you accidentally bump plastic trim with it. This is a disaster with a compound such as 3M Perfect It 2. I "bumped" a door handle a couple of times but really saw no damage at all, so I stepped it up a little..and put a couple drops on the bumper pad and ran the rotary and wool pad over it HARD.
(Dont ever EVER do that btw)
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To my surprise, there was no damage at all. In fact, with a quick wipe down with a dry mf towel, there was no evidence of compound ever touching the trim!
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I decided it was time to see how well it cuts, and took the Focus my apprentice was working on, and quickly prepped the hood for a little fun. I wetsanded 3 sections with 3 different grits. The passenger side - 1000, center - 1500, driver side 2000.
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I started with the 2000, and thanks to the learning curve that comes along with Poorboys stuff, I honestly got worried for a minute. Being used to 3M compound and its quick cutting ability, the Master Cut didnt seem to do much at first. I slowed my speed down, worked smaller areas at a time, and suddenly I started to get some acceptable results. After I figured this compound out, it cut the 2000 out like it was nothing.
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The 1500 seemed to come right out as well.
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The 1000 scratches had me worried. I didnt think I was going to be able to touch them with Master Cut, and already had my bottle of 3M waiting to save the day. By this time the sun was over my head and I could finally try this in direct sunlight (another huge no-no for 3M compound). I taped off a small section to work out, and Master Cut ate the 1000 scratches out like a champ:rockon
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Compounding with a wool pad in direct sunlight :cool:
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The pressure with the wool pad and length of time it took to cut the 1000 scratches out left behind some pretty bad swirls. I dont blame Master Cut for this. Its just the nature of wool pads, and why we use polish/swirl remover afterward.
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I then followed up with some SSR2 and a coat of Nattys Blue.
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So heres my take on Poorboys Master Cut Compound. I love it. Ive been a die-hard 3M fan for years, which is why Ive compared the two so many times. Ive never ran across a compound that can be used in direct sunlight in August, nor have I used one that is so user friendly that you wont damage trim if you bump it on accident (you should still tape and mask). If someone is looking for speed, this is not the compound for you. It doesn't cut fast but it does cut, which is a blessing in many cases. Poorboys have hit another grand slam in my opinion.

:yourrock
 
Awesome review! I have been using it since I got mine and I really hope this product hits the market soon! It is just so easy to use.
 
Nice review. Thank you for taking the time to put it together.

I will take an educated guess and say that this was formulated to compete directly with Meguiars M105. With that said, after your review I would say why bother? I mean, I just dont understand why you would want a longer working time in a product that is designed to remove defects. M105 cuts deep and fast. Yeah, it dusts a little bit and is a bit tempermental in high humidity, but I want to cut and go on to polish.

I have not used Master Cut, but neither review I have read make me want to make the call asap and have some overnighted to me.

People do like options though.

How would you compare this to M105?
 
Nice review. Thank you for taking the time to put it together.

I will take an educated guess and say that this was formulated to compete directly with Meguiars M105. With that said, after your review I would say why bother? I mean, I just dont understand why you would want a longer working time in a product that is designed to remove defects. M105 cuts deep and fast. Yeah, it dusts a little bit and is a bit tempermental in high humidity, but I want to cut and go on to polish.

I have not used Master Cut, but neither review I have read make me want to make the call asap and have some overnighted to me.

People do like options though.

How would you compare this to M105?

Ive not used M105 enough to give an honest comparison between the two. To me, M105 would fall under the same category as Perfect It 2. Hard and fast cutting and designed just for that. Where I think Master Cut prevails over them is the fact that mobile guys can use it without the sun making their life hell. Ive never used M105 in direct sunlight, so I really dont know how it acts but I know what 3M does..and its not pretty. Like I said in the review, this may not be the compound for someone looking for speed. For someone looking for something safe and user friendly, yet good enough to cut with the best of them, this is it.
 
Ive not used M105 enough to give an honest comparison between the two. To me, M105 would fall under the same category as Perfect It 2. Hard and fast cutting and designed just for that. Where I think Master Cut prevails over them is the fact that mobile guys can use it without the sun making their life hell. Ive never used M105 in direct sunlight, so I really dont know how it acts but I know what 3M does..and its not pretty. Like I said in the review, this may not be the compound for someone looking for speed. For someone looking for something safe and user friendly, yet good enough to cut with the best of them, this is it.

Fair enough. I never polish in direct sunlight. Its just a pet peve of mine. Polishes never do what they're told in the sun so I cant comment on m105 in the sun. I generally dont find myself in a hurry to get a job done, but I do know I can cut fast and deep and get on to polishing with M105.
 
Very nice and Thorough review. The UPS man just dropped mine off today. I can't wait to try it out. In your opinion is this polish a DAT or SMAT?
 
Very nice and Thorough review. The UPS man just dropped mine off today. I can't wait to try it out. In your opinion is this polish a DAT or SMAT?

Steve or Pockets are welcome to chime in with the correct answer, but my guess would be DAT

Sent from my DROIDX using Tapatalk
 
I'm still working on my review, but I would like to chime in that it cuts almost as well as M105 with none of the negative side effects. Unless M105 is totally needed (not often if you use the right pad, machine, and technique) this is a great replacement. It cuts well, finishes great, can be worked for a while (DAT), plays nice in the sun on hot panels, AND has little to no dusting. To me that is totally worth not having to use a product like M105 that works, but with pesky side effects.
 
Thanks MrClean!

I could really use a compound like this . I am mobile and even with a tent set up the sun gets on panels .

Ive been able to work out ways to polish in the sun by cooling panels first with water and adding mists of water to my pads and panels as I go along but its not ideal!
 
I am currently working on a black Chevy truck we got for my stepson. I was thinking of testing on that but I may have to get a test panel to work on first so I can learn the polish.
 
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