My ASTK Sirupate - Heavy pix

Joined
Jun 8, 2008
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232
Hi Mates,

I just finished my new knife and post here to share with you.

One day, I took the ASTK out for some chop and I feel amazed while chopping with very little shock to the wrist thanks to the curve profile. And I feel myself addicted to Siru then I asked myself “why not make a Siru in the curve shape of the ASTK?”. I would like to combine the best property of these 02 famous knifves: Curve and Quick, an agile and enjoyable slasher.

Then the project began around 02 months back.

I want to send deep thanks to Jay Goliath who has spent time discussing and giving me lots of advice in this project.


I sketched the profile of the ASTK on paper, thinned down about 12mm from spine, developed a draft on a sheet of metal, then have my village blacksmith forged the raw blade as usual.

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The raw blade weighs 600 grs

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Then I started to profile the topline, bottomline, and the fuller.

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Then I sent it back to the village blacksmith for heat treating. Time to work on the handle. I decided to use buffalo horn as it is the lightest handle material I had in hand.

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Drilling the curve hole is always a mad job. I divided the curve into 02 smaller straight lines, and drilled from both sides. The drill bit is 8mm diameter. I shake the drill up down to create an oval shape of the hole.

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I imitate the kamis to chop down some excess part of the horn with my favorite Hmong knife. :)

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Draft shaping with the hand grinder

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Time to make the bolster. I welded a piece of sheet brass to make a ring. One end is smaller than the other to fit both the blade and handle.

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Put it into the handle and hammer to bring into the draft shape

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It seems to fit

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I epoxied the bolster to the handle and had some quick filing on the bolster. The blade was just draft laid into the handle. I also shave down the handle as you can see in the pix

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I cut a ring to mark where the palm ring starts

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Then I proceed to shave the bottom part of the handle. It is now still in draft shape with no palm ring popping out.

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I shaved / cut the handle down to expose the palm ring, using a sharp knife.

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This stage I cut the second ring to form the palm rings, using a string saw

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Now the handle is in a neater draft shape with palm ring exposed.

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Now to make the butt cap. I cut a piece of 1mm thick sheet stock of brass, hammer hard in the center, hammer less in the outside to bring it to a globe shape. Then drill a hole. Same method applied to make the keeper.

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Then the fun job of epoxy and peening

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Took me a lot of time to complete the finishing with fine sand papers. Here come Mrs Singh Siru,

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And side by side with her husband, the ASTK.

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Final spec:
- OAL: 17”
- Blade length: 12.5”
- Handle length: 5”
- Spine thickness: 7/16”
- Belly: 1 & 11/16”
- Weight: 550 grs

Some colorful pix with a Hmong dress. Enjoy the pix.

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Balance on my finger

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In-hand shot

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That ASTK/Siru combo looks incredible! I especially love the curved handle. Special ordered one (ASTK) from HI last month and asked for a rat tail tang and curved handle as well (I guess great minds think alike). If it comes back to me looking half as good as yours, I'll be very pleased.

Excellent work Hung!
 
I want to send deep thanks to Jay Goliath who has spent time discussing and giving me lots of advice in this project.

Would that entitled me for a free Singh Siru? :P
The 1000000th emails sent on Singh Siru and Hung just won't even bother to sell.

Alright then.

This Vietnamese chap is some rare talent. He captured the essence of agile slasher with the lethal mechanism and apply it on the khuk itself.
The idea of a curved handle will save your wrist so much stress yet deliver a great blow. Slender body with a "hollow-forged" profile provides a light yet tough blade.

Too bias of a comment already, eh? :D
 
Boerboel,

The steel is leaf spring 5160 from old heavy duty truck, traditional style water quenched. Somehow, it's similar to what our Kamis do.
 
Thanks for your posts, I love WIP threads. That looks like quite a bit of work, but I bet you learned a lot about making khukuris from this experience. Is your new sirupati differentially tempered?
 
You are a seriously talent -- i bet we can drop you in the Bir Gorkha and you would fit right in without missing a beat.
 
Great Job Hung, Great Job Indeed!!!:thumbup: :eek: :cool: :D

Not only did you incorporate a curved handle, which I know to be no easy job, but you also managed to come out with a "Balance Khukuri!!!" Did you intend for that to happen or did it just turn out that way???:thumbup: :cool:
 
@ Captlid: Until I can find a chance to help the poor H'mong people. What Uncle and Auntie have done is always a great example.

@ Yvsa: Most of the HI curve & long profile like ASTK, M43,... balance itself on the edge. With my previous 2 self-made knives, I failed to do so coz I did not understand the edge. This time I forced myself to win. It requires precision in profiling the convex V bevel. Both bevel should be equal and balance.
 
I very much enjoyed your pictorial and I am impressed with your skills. You must be very proud to make your own beautiful khukri.
 
I am late to the party. Hung, you have incredible skills! It is a great design with wonderful execution. I wish you lived in the US. You would have plenty of side jobs doing custom khukuri work and re-handling. You need to explain to your Customs officer that if your HI khuks come through, you can give him a good deal on Hung specials! Thank you for sharing the whole process. Take care.
 
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