My second broken Axis lock.

Cynic,
You opened the knife over a million times? I guess that will wear out a spring.
I don't follow you brakes reasoning. These are not brakes we are talking about; brakes wear out from normal use.
Your opening over a million times is not normal use at all. Think about it; if you USED you knife 10 times a day on average that would be 3650 opening/closings a year times 3 years is 10950.
To get a million you would need to open/close the knife over 900 times daily to reach a mil in 3 years; that sounds like abuse to me.

It's not technically abuse, it's excessive. Who's to say he (or someone else) didn't close it with every cut he made? Maybe he works in a very fast warehouse environment. Improbable sure, but the thing is, if it were the truth then it wouldn't constitute abuse and then how would you excuse the lock then?

If a person cut things with their knife all day and night and sharpened it whenever it got a little dull and wound up killing the blade in a few years, that is not abuse, it's just excess. The problem is that there seems to be varying differences in just how much "excess" the springs in the thing can put up with, and personally I don't really like the answer of, "Oh, well, just don't open it so much." Benchmade knives are premium knives, they should be built to handle excess--and in virtually every other aspect of their design they usually are. The springs seem to be the weakest link though, and who can really blame them: Springs fail.

Does anyone here buy a Benchmade knife so it can be "good enough" for "normal use" or do you buy them beacuse they use premium materials that are meant to last? To me excusing a part prone to failure uner normal operation due to excessive use isn't good enough for how much the knives cost, not when we're talking a bout a length of metal that probably costs them a few cents per foot.

It makes me curious actually, does anyone know what kind of metal they use for their springs? They generally detail what every other part of the knife is, perhaps they're not using "premium" materials for the springs. That's what I suspected after taking a look at them; I'm not a huge steel guy or metalurgist or anything, but I worked in a machine shop for a while and the metal just kind of had a dingy, cheap feel to it compared to a lot of spring material I've seen.

Either way I think the real issue is on the customer service end of things anyway, because there's a lot of gray area and uncertainty. I mean, if you call them up and say, "My spring broke, so I opened the knife and put some guitar string in there so it would work for the time being," would that automatically void your warranty? Then on the other hand, if you called and just said the spring broke, but didn't mention that you took it out ( implying dissasembly), would they realize at the factory that, "Hey, he must have disassembled this, charge him," or would they still honor the warranty? Judging from BM's customer service in the past and from people's comments I would suspect they'd just ovelrook it and honor the warranty, but I wouldn't really want to send it in to find out, especially not when I could spend a dollar on some guitar string and fix it in about half an hour versus the cost of shipping and the wait for turnaround.

Anyway, all in all, the problems with the lock's springs aren't really enough to dissuade me from buying another knife with one, because it's really my choice on whether I be impatient and void my warranty fixing it myself, or send it in for the warranty repair. I just wish that disassembling them didn't void the warranty, but I guess that's just a stance the company has to take.
 
not so sure about BM any more...I have a grip and 2 mini's, the axis lock on both the grip and one mini rattles when i shake the knife (both VERY lightly used) I also have the 940 and 930 still new (both fine for now) but not sure about BM quality anymore. For the price you pay I expect better control.
 
I don't know what all the fuss is about over broken omega springs. I have been using a BM 710 pretty hard for 3-4 years now. I have taken it camping, underwater dredging, and been in it's share of mud and dirt. I have never had a broken spring from this knife. This knife has been my TV watching knife (flicking it open and closed) for a while as well, but no broken springs. I have/had several other axis lock with no problems in them either. You guys must have some seriously bad luck.

When reading all (what little there is) of the bad axis lock springs talk, remeber that there are thousands of knives made by BM that you do not hear about.




Send it to BM and I know they will take care of you. Their CS is second to none :thumbup: .


John

Nice to hear that you've had good dealings with them, but their CS is still behind quite a few other companies. Kershaw and Buck go right to the front, as far as the competition goes. And as far as anybody else, theres ESEE, CRK, even companies like KABAR.

There have been quite a few very bad stories about BM service, I've had a few items go back between myself and friends and while it wasn't bad it took quite a long time, and quite a few emails. This doesn't make them a bad company, but it doesn't gain them any points in my book or many others
 
not so sure about BM any more...I have a grip and 2 mini's, the axis lock on both the grip and one mini rattles when i shake the knife (both VERY lightly used) I also have the 940 and 930 still new (both fine for now) but not sure about BM quality anymore. For the price you pay I expect better control.

I'm betting that the knives rattle when closed, but not open.

The rattle is the blade's stop pin sliding from side to side. It's not a defect, but if the noise bothers you it is easy to stop the pin sliding with a dab of blue Loctite.
 
I'm betting that the knives rattle when closed, but not open.

The rattle is the blade's stop pin sliding from side to side. It's not a defect, but if the noise bothers you it is easy to stop the pin sliding with a dab of blue Loctite.

Jip. It was designed that way to stop excessive wear on one surface of the stop pin. I know Emerson knives do the same on their knives.
 
You make my point exactly. I'm not complaining about the 943 (which still locks up with zero blade play). I probably open and close the thing close to a thousand times a day. I'm in grad school, so I end up reading about 6-8 hours a day, and flip it open/close open/close over and over while I'm reading.

What I'm complaining about is the 940 which I've had for about two months, and have only barely broken in. It's probably only been cycled open/close around 500 times.

Get a balisong and flip that or learn to work a pencil from pinkie to thumb and back. Lots of cheaper habits than breaking axis locks while studying. Watch you don't lose an eye or some other catastrophic injury while getting the butterfly down - in fact - buy a trainer first. :D :thumbup:
 
I think it's because the material they use for the spring is garbage. The spring on my Kulgera broke in a few months, and when I looked at the spring it seemed to be made out of some pretty cheap crap.
Personally I would think that Benchmade consumers would be more worried about that considering how much their knives typically sell for, but I guess a lot of people are okay with wasting their time and money sending something in for warranty that shouldn't have broke in the first place.

Can anyone tell this is a sore subject for me? :p
I hear you. I've had several of the smaller auto's that had the coil spring break after a year or two of ownership. Never had a problem with the larger autos though, and so far no problem with the axis springs. Then again, I only have 3 axis lock folders and I never use them.
 
I have to wonder if some of you guys sweat hydrochloric acid or something.:)
No broken Omega springs here.:)
Neither has my father encountered any, and the Mini-Griptilian has been his EDC for around 6 years.
It's had alot of use and alot of carry.
 
I have to wonder if some of you guys sweat hydrochloric acid or something.:)
No broken Omega springs here.:)
Neither has my father encountered any, and the Mini-Griptilian has been his EDC for around 6 years.
It's had alot of use and alot of carry.

LOL...Some guys do sweat a lot of acid. It's from natural and self induced reasons (like not drinking enough water). We used to call these guys "poison hands" at our skeet club and they banned from picking up a member's shotgun.

Even with shooting gloves on most of the time, their doubles were being sent out to be re-blued every 3 to 3 years. A Doctor finally spoke up and told them that their improper diet and lack of required water on a daily basis caused this condition. I doubt this is the reason but your incessant flicking of the blade is most likely it. Just sayin... :)
 
i noticed that a couple members said their 940 and 930 spring broke. I encountered the same problem. I broke BOTH springs in both knives within 3 months of each other, the last 3 springs all within a week. I was in shock, you have no idea. No double breaks, that would be statistically rare. Both my knives were from around 2010.

also, one spring in my brother's 525 mini presidio broke recently broke after about a year. All were sent in today, hoping for the best on the warranty.
 
update on warranty. So i shipped in 3 Benchmades about 2 weeks ago, all with broken axis springs. Received them back today in prime condition, no questions asked. They cleaned, oiled, sharpened, and repaired my knives. Although I wasn't too happy about the broken springs, Benchmade has redeemed themselves by making good on their warranty. Thank you Benchmade.
 
update on warranty. So i shipped in 3 Benchmades about 2 weeks ago, all with broken axis springs. Received them back today in prime condition, no questions asked. They cleaned, oiled, sharpened, and repaired my knives. Although I wasn't too happy about the broken springs, Benchmade has redeemed themselves by making good on their warranty. Thank you Benchmade.

Yeah, they were good to me too. When I needed new springs, they mailed them out to me, since I didn't want to send my knife back through customs (they have a bad habit of charging fees on items returning from warranty work according to british blades forum, didn't want to risk it. Not only did they send me the springs, they sent me a full set of screws and a new pocket clip.
 
Yeah, that's what I was going to say... you can simply email benchmade and ask for stuff a lot of times they'll just send it out for you. Especially when it's something like a screw, pocket clips, springs.
 
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