Spyderco Persian Pass-Around Reivew

Joined
Jan 6, 2004
Messages
551
Thanks, jhillas, for the loan of this Persian!

First Impressions:
- This is a pass-around knife, so no judgement of factory-edge is possible.
- Great piercing point, with generous forefinger accomodation for fine-cutting control.
- Good apparent grip-security.
- Rigid construction with dual bolsters + dual full-length steel liners + strong lock-back spring + steel back spacer.
- Faithful to 'Persian' style in both blade-shape and bolsters. Hollow-grind dramatizes the 'Persian' sweep of the blade.

Rigidity and Build Quality:
- Dual bolsters + dual steel liners + strong back-spring + steel back spacer for rigid frame structure.
- Secure blade-lockup - no blade 'play' or 'wobble' in any dimension.
- When the blade is closed, strong spring pressure resists inertial/accidental opening.
- Excellent fit and finish, including polished liners.
- Very comfortable chamfered frame/handle edges.

Persian dual steel liners are not nested. Liner-thickness is dificult to measure, about .040". Bolster-thickness is about .163".

Pocket-Carry Considerations:
Numerous posts refer to the Persian as a 'heavy' folder, yet it 'felt' about equal to my 806D2. I took some handle-width and weight comparison measurements:
- Spyderco Persian: Width = .445 inches; Weight = 5.435 ounces.
- Benchmade 806D2: Width = .496 inches; Weight = 5.075 ounces. (Benchmade site states only 4.38 ounces.)
- Spyderco Military: Width = .420 inches; Weight = 3.975 ounces. (Nested liners.)

So it is a bit heavy. If you're used to carrying an AFCK, you probably won't notice these differences. If you're used to carrying a Military, the differences will be dramatic. The Persian bolsters, strong back-spring and steel back spacer add weight. Non-nested liners impose a handle-width penalty. You definitely WILL notice the nicely chamfered edges and smooth micarta scales on the Persian frame/handle. All things considered, Persian carry-comfort is quite good:
- Very comfortably-chamfered frame/handle edges.
- Smooth micarta handle scales.
- Acceptable hande-width.
- Acceptable weight.

Due to the Persian bolsters, tip-down carry is lost. Carry is tip-up for right-handers only. Clip options are 'leave-it-on' or 'take-it-off.'

When clipped in the pocket, about 1" of the Persian is exposed. Lanyard hole diameter is a generous 5/32".

The Grip:
The Persian grip forms a 'saddle' for fingers between the bolsters and butt. There is little likelihood of any portion of the hand slipping forward onto the blade edge - or slipping rearward off the handle in draw-cuts or slashes. The smooth linen micarta slabs are NOT a 'slippery-grip' problem in this handle design. Even when wet, grip security was better than expected.

The 'Boye-dent' on the lock lever reduces the likelihood of accidentally unlocking the blade due to grip-squeezing.

Under strong cutting effort, comfort in the web of my hand was quite good for a folder.

The Blade:
The hollow-grind of the Persian blade accentuates the graceful 'Persian' lines of the blade - but tip-strength is compromised by this grind. The number-sets below are comparison measurements of blade-width at widest point (w) and height (h), measurements taken 1/4" behind the point - a crude 'inference' of relative tip-strength:
Spyderco Persian: w = .050"; h = .210"
Benchmade 806D2: w = .055"; h = .220"
Spyderco Military 440V: w = .050"; h = .255"

Persian blade piercing efficiency is obviously excellent.

Excellent point-cutting properties with control enhanced by the very generous room for forefinger-placement in front of the bolsters - even with gloves on. I expected thumb serrations on the spine/hood - but they're missing. What does work for fine point-cutting control with the Persian is to place your forefinger forward on the concave blade spine.

I guess I forgot how poorly hollow-ground blades perform for serious slicing. The Persian was fine for slicing thin-gauge cardboard boxes used by Yuengling Brewery, but the Persian really choked on the dense heavy-gauge cardboard packing box from my new lawnmower. The 'shoulders' of the hollow-ground blade really hinder tough slicing chores - performing more like a 'wedge' than a slicing blade. I put the Persian away and alternated use of the 806D2 and Military blades to finish this tough slicing task quickly and easily with minimal effort. I consider this a critical failure of the Persian to accomplish a routine EDC task with reasonable effort.

The deep belly of the blade implies suitability for skinning - but watch out for hide-piercing with the Persian point. The belly-curve ends about 1/2" before the tip - running straight-edge to the tip-point. That's a very poor attribute for a skinner.

I sharpened and stropped the VG-10 Persian blade and reduced a linear foot of a 2" X 2" pine piece to a pile of chips. The Persian blade kept slicing with no perceptible increase in resistance to slicing due to edge-dulling. After, newsprint-draw-cuts indicated very little edge-dulling, with no newsprint-tearing. Persian VG-10 blade edge-retention is excellent.

Opening, Closing and Locking:
Strong spring-pressure resists opening for about 30 degrees of inital blade rotation. After that point the blade is easily flicked to full lock. Thumb-hole diameter is 7/16". I would have preferred the larger 9/16" thumb-hole diameter of the Military and other Spyderco models, for easier blade-opening.

Blade lock-up is solid. No blade 'play' in any dimension. In fact, there is no blade 'play' or 'wobble' at all - whether closed, open or in between. This is a precision mechanism.

Releasing the lock required intentional pressure on the the lock-lever. I was unable to release the lock by simply squeezing the grip. Accidental lock-release is unlikely.

When closing the blade, spring-pressure begins to 'push' the blade closed at about 30 degrees before the closed position. Spring pressure is strong when the blade is closed - keeping it closed - a very desireable feature for a tip-up-carry folder.

When closed, the blade is perfectly centered between the liners.

Summary:
The Persian combines:
- Handsome appearance, nicely executing the classic 'Persian' style in both blade-shape and bolsters.
- Comfortable in the hand under strong cutting effort.
- Excellent Spyderco VG-10 edge-retension.
- Excellent blade lock-up security.
- Excellent piercing efficiency.
- Excellent rigid construction.
- Excellent grip-security.
- Excellent fit and finish.

Weight, handle-width, smooth edges and smooth scales of the Persian handle are comfortable for pocket-carry and use.

Persian blade tip-strength is moderate, apparently a bit less than the AFCK and Military folders.

Clip carry is tip-up only, for right-handers only.

The Persian is not for me. Everything behind the blade-pivot is excellent - but the blade seems all about sharp point and 'Persian-style' cosmetic appeal. The persian didn't even make it through simple cardboard-slicing, choking badly and requiring major effort and sawing to complete slicing of dense cardboard material.

These are the specific properties that bother me about the Persian (all blade-related):
- The hollow-ground blade is a poor choice for tough slicing tasks. Too much 'wedging', not enough slicing.
- Rugged frame and lock design combined with a less-than-rugged blade-tip.
- The strong back-lock spring forcefully resists initial opening, but the smaller-diameter 7/16" thumb-hole is used.
- Very generous forefinger accomodation for good point-cutting control, but no thumb-serrations on the spine.

The Persian is a handsome knife, rigidly-built with fine fit and finish, affordably-priced at about $85 from on-line vendors.
 
:eek: Now that's a review! Very well formatted and easy to read great job man.
 
Good in depth articulate review. The blade shape has had good acceptance from those that prefer a trailing point skinner, those that would rather have a drop point have also been pleased with the skinning ability of the knife. The caping action of the knife is aided by the point design.

An older gentleman friend taught me a technique for cutting materials of two dimensional strenght, like card board and blister-packs.
The idea is to have the plane of the blade and the plane of the material to intersect at and acute and an obtuse angles on opposite sides of the blade. The two dimensional strenght materials are allowed to flex on the "z" axis, and not pinch the blade as it will when the planes intersect at right angles. This technique as worked for me in most mediums whether flat or hollow ground.

Thanks again for the good review...Ed Schempp
 
Thanks for the comments, Ed.

I actually replaced my rifles with skeet-guns and fly rods, going 'no-kill' some time ago.

When I was a kid, I bought what I thought was the most gorgeous Western Brand fixed-blade hunter, with thumb-ramp and trailing point - similar to your Persian point-style. I had problems with occasional hide-piercing with that blade - thus my criticism of the Persian point shape for skinning.

You're exactly right about slicing heavy materials, such as linoleum, on a bias cut to prevent 'wedging'. I guess my point was that a straight-grind or modified straight-grind blade greatly alleviates the problem.

I really appreciate your comments.
 
dont think i could add much more to a review than what is already said. but i would like to echo some of the points that have been made here. first off GREAT knife, fit and finish are what you would expect of a spyderco knife in this price range. the persian really put me in the mind of a buck 110..only sexier. the weight, bolsters, and size just have that buck feal to it. i did have a few nitpic problems with it though (trust me, i had to look real hard to find bad things with the knife): it needs the larger spyder hole and i think the additions of thumb seration would make this knife just about perfect.
 
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