Southard, Socom Elite, PM2 20CP, and Griptilian M4! Pic heavy

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Oct 17, 2012
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I tried to video this process but unfortunately my camera sucks and wont film long enough to get full video. I tested the Spyderco Southard(204P), Microtech Socom Elite(204P), Spyderco PM2(20CP), and Benchmade Griptilian(CPM M4). These knives have cut plenty of rope already but never more than 6 feet. My test was very similar to how Crimsontideshooter does his, as well added some of my own in. The test consisted of 10 feet(40 total) of 3/8" manila rope cut on a 4X4 of relatively soft wood, as well as 1(4 total) large cardboard box for each knife. I know 1 box isn't much but this was a big box and it is some thick, nasty stuff. The sharpness was tested on phone book paper(**spoiler** nothing else was needed). Initial sharpness on the knives was hair shaving but not quite hair whittling.

I do want to say this is not an apples to apples comparison. All the knives had the same profile except the Socom Elite. I reprofiled the knives on the wicked edge.
Southard, Griptilian, and PM2- 30 degree edge through all stones on wicked edge(1000 grit diamond), then ultra fine SM, stropped, then 40 microbevel with SM brown stones, and stropped again.
Socom Elite- 36 degree edge taken through all stones (1000 grit diamond), stropped, then 40 degree microbevel with SM brown stones, and stropped again.

I measured all the knives just behind the edge. A little bit of a surprise to me but maybe you guys knew these already,
PM2-.032"
MT-.028"
Southard-.026"
Grip-.023"

First up was the MT. It cut really easy and was very comfortable to cut with. No hot spots I could notice at any time. About 7 feet through I noticed it got slightly harder to cut with. It still sliced PB paper easily though. At 9 feet it had lost all semblance of a fine edge and I could easily run my fingers across it. It didn't really feel sharp, but it still cut really well. Then it was on to the cardboard. It flew through cardboard(not as well as Griptilian but still damn smooth). After all the cutting was done the knife still sliced PB paper surprisingly easy. I think perhaps the edge is so thin it will cut even when relatively dull. I say that because it really didn't seem sharp. No rolls or chips to speak of and really an impressive blade. I expected this because I've cut 6 feet a few times and it never had an issue. I then honed it and it was back to shaving hair easily.
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Now to the Southard. There is no reason to say how much I love this knife as it has been said over and over again here and everywhere else... but I love this knife. Its beautiful, tough, and the fit and finish is flawless. It isn't a beast like the MT however, I feel the MT could be ran over and hit with a hammer and be fine. I don't question the toughness of the Southard though and its very well built.

I'm not sure why but the Southard took a much more aggressive edge than the MT. I mean it just ripped through the rope. Through 7 feet of rope, I literally couldn't tell it had cut. Yes reread that, I was amazed too. Spyderco knocked this out of the park! 10 feet of manila rope later and it still would cut paper like nothing. It was not hair shaving but it was sharp enough I couldn't run my finger across it. The only thing that slowed it down was glue from the cardboard. Once I cleaned it off it still sliced PB paper dare I say easily! I honed it just because I wanted it to shave hair again. It did take a few more strokes to get back to hair shaving than the MT but that was probably me using crappy angles. I'm not sure the hardness but I did hear it was rumored to be harder than previous Spyderco M390, I would tend to agree with the results I had.
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The Benchmade Griptilian was next and this was a limited edition run from GPKnives in CPM M4. This knife had the thinnest edge of all that were tested and it was pretty obvious while cutting. The Grip also took the keenest edge. This edge although really toothy could occasionally whittle hair. I was pretty impressed with M4 to be honest I didn't expect it to be this good. The knife did dull the quickest of the 4, at about 4-5 feet in the knife had 2 small rolls that slowed it down. The knife still was able to slice phone book paper the entire time but it would get caught those 2 spots. This knife also cut the cardboard the easiest and the cardboard didn't dull the knife anymore than it was already. So although the M4 steel couldnt stay as sharp as the others it was the easiest to hone/strop and the sharpest afterward literally scaring my arm hair away. I am now a big fan of M4. I dont like its stainless properties, but I guess I just wont let it sit outside in the rain.
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Last but not least the Spyderco PM2 in 20CP. This is my old faithful knife. I've carried this knife a lot and will continue to do so. This has been my favorite knife for as long as I've had it and was my first high end steel. 20CP has been tested by the best guys I know of so I'm not telling you guys something you dont know but figured it was a good benchmark. I would put this steel in 3rd in this test only as in my test both the MT and Southard out performed it. This knife did take a ridiculously aggressive edge, second only to the Southard. The PM2 stayed sharper than the Grip but it did get a small roll after 4 feet which the 204P knives did not get at all. The knife lost its fine edge pretty early on right around the same time as the M4, however it stayed much sharper than M4 thereafter. In fact I would say it really never dulled at all after that point. It cut PB easily throughout as expected. This knife and the MT were probably the 2 hardest to sharpen with the M4 being the easiest. Overall the PM2 is still easily my second favorite knife, but the Southard just has way too much going for it. I am trying to get a Hinderer in January, but until then I will say the Southard is damn near perfection in my book!
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I've rambled enough, so I will just end saying thanks to everyone who does their cut tests on here because it helped me with mine and I really hope some others will do a test with the Southard to verify my results because I was blown away.
 
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Interesting results and thanks for the post. I have also tested the MT in 204P with excellent results. I also know that Spyderco strives to make the best knife possible....

As if I wasn't already tempted enough to get the Spyderco Southard...
 
Interesting results and thanks for the post. I have also tested the MT in 204P with excellent results. I also know that Spyderco strives to make the best knife possible....

As if I wasn't already tempted enough to get the Spyderco Southard...

The MT really does amazing in this test, and it was the best knife I had tested up to that point. Both these knives are awesome, and are both run at very high RC. Top notch for sure.

I will post my other results in the next few days on a couple other knives
 
So what you're saying is, if we want something that will keep chewing through cardboard all day, don't buy either and instead get a dog :P

Or all of the above;)

He does get through cardboard pretty nicely though, not so sure how he would do with the rope though
 
I have a Southard, but have not tested it in any way. I preordered it in Spring, because I knew I wanted Spyderco's first flipper and I wanted the 204P. I'm certain I won't be disappointed. I appreciate your test.
Sonnydaze
 
I have a Southard, but have not tested it in any way. I preordered it in Spring, because I knew I wanted Spyderco's first flipper and I wanted the 204P. I'm certain I won't be disappointed. I appreciate your test.
Sonnydaze

No problem sir, I am positive you won't be disappointed. I can't find a reason not to carry it. I have to get another one so I can have a user and a safe queen because I'm going to wear this thing out!
 
Did you reprofile the Southard? And did it seem to be a bit harder to slice through the cardboard being a thick and narrow blade ?
G2
 
Thanks for the update!

What were your finishes on cutting edges? I am also interested in why you feel that M4 takes the keenest edge. I am not doubting your claims, just trying to build a better understanding of steels :).

From my experience, which is admittedly limited, I have found that M4 prefers a slightly courses finish (3 micron) and M390/204P can be polished to a very fine edge (0.5 micron and beyond) .

I'm trying to see if M4 likes very narrow levels....about 10 dps.
 
Did you reprofile the Southard? And did it seem to be a bit harder to slice through the cardboard being a thick and narrow blade ?
G2

Yes I re profiled it to a 30 degree inclusive edge. The it put a 40 degree microbevel on it. All the knives tore right through the cardboard. The Southard was no different and I dont feel the blade thickness hurt it much because the blade at the cutting edge is so thin it flies right through it.
 
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Thanks for the answer, I wondered, as I had held one and it seemed not to cut as quickly, must have been just the initial edge, I did not have the opportunity to try and do anything with the edge, might have to give it another look see later on after the holidays...
G2
 
Thanks for the update!

What were your finishes on cutting edges? I am also interested in why you feel that M4 takes the keenest edge. I am not doubting your claims, just trying to build a better understanding of steels :).

From my experience, which is admittedly limited, I have found that M4 prefers a slightly courses finish (3 micron) and M390/204P can be polished to a very fine edge (0.5 micron and beyond) .

I'm trying to see if M4 likes very narrow levels....about 10 dps.

Well just from your post here I can tell you are far beyond my level of understanding. I'm relatively new at this and trying to learn myself. I hope someone can answer your question better than me but I'll give you what I can.

I took all the edges through all the grits which come with the wicked edge pro pack. So I re profiled them all using the 100 grits, then took them through 200, 400, 600, 800, and then 1000 grit. These are all diamond stones so even the 1000 grit stones left an extremely rough edge. I don't know if I just suck with the thing or what but I can't get a hair whittling edge with these stones. I actually can with my Sharpmaker.

After that I take the knives out of the Wicked Edge and and sharpen them with ceramic stones on the Spyderco sharpmaker using the fine and ultra fine stones matching the main bevel. Then I put the knife back in the Wicked Edge and use the 5 micron and 3.5 micron balsa wood strops. I remove the knife yet again and put a 40 degree microbevel on them using the brown Spyderco Sharpmaker stones only, I believe these stones are 600 grit or thereabout.

I'm honestly not sure why the M4 took such a sharp edge. It was the easiest to sharpen of the 4, which may have something to do with it. The M390 and 20CP took very aggressive/toothy edges which made it feel like it was sawing through the rope, very grabby if that makes sense. The M4 felt like it was slicing through rope. Hard to put into words but thats the best I can explain it. The M4 also polished up very easy as well, which I don't even try to do because I dont care about shiny too much.

I hope this helps some, and while we are at it if someone can help me with my process that would be great too. My stones on the Wicked edge are still very new so I'm hoping with time they will smooth a little and give me a very fine edge.
 
Does anyone know if CPM M4 takes a keener edge than 204P and 20CP or was it possibly my sharpening methods? I don't have much experience other than the one knife with M4 so I am curious to know as I am looking at possibly getting a Spyderco Gayle Bradley in the near future. Thanks
 
Does anyone know if CPM M4 takes a keener edge than 204P and 20CP or was it possibly my sharpening methods? I don't have much experience other than the one knife with M4 so I am curious to know as I am looking at possibly getting a Spyderco Gayle Bradley in the near future. Thanks


No, it's just easier to get there. :)
 
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