Cinch Pick using Utility Blade 1.0

Inspired by the Cinch Pick 2.0 by Shivworks designed by Craig Douglas. Remix of Utility Knife by GRZ Design
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updated March 14, 2025

Description

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Inspired by the Cinch Pick 2.0 by ShivWorks designed by Craig Douglas

In no way is it a replacement or equal of the original. I made this because I live on the opposite side of the world where the Cinch Pick is made, plus the knife laws in my country is very wishy-washy so if this was confiscated it would not be such a blow to the wallet

The reverse blade design is intentional. Craig Douglas designed the Cinch Pick to have the edge facing the user as the human body is bio-mechanically stronger with pulling motions than pushing/thrusting motion. You can get the double-edged Cinch Pick from ShivWorks, however many places have laws that only allow single edged weapons in public


Remix of Utility Knife by GRZ Design

Massive thanks and props to Garza for designing the utility blade retention mechanism that is hardware-less and easy to print with no supports required.

Do check out the karambit design using the same mechanism that Garza made!!

Follow GRZ Design on Instagram @grz.3d

The sheathe and blade holder/blocker is compatible with this design

 

Open-sourced

The Fusion 360 .f3d file is included if you do want to edit or reiterate on the design

 

Notes

There are a few designs with different handle scale options like :- 

  • Skeletonized
  • 2-sided handle scales printed separately from the body
  • 1-side integrated scale to the body of the knife so only the other 1 side is required to be printed
  • 2-sided handle scales with no pins so GLUE REQUIRED

All of these do require the blade blocker/holder part to hold the utility blade in place

I've designed the pins that attach the handle scales to the knife to be friction-fit inline with the no-hardware-required design that GRZ Design made

The sheathe and blade holder/blocker of the GRZ Utility Knife is compatible with this design

 

Printing Notes:

  • No supports required
  • Handle scale pins might need to be scaled down or up to be able to be friction fit properly. The holes are 8mm & pins are 7.7mm to match my printer's tolerances. I do still need a hammer/mallet to attach the pins
  • Recommend printing the handle scales with fuzzy skin enabled (with fuzzy skin outside only) with a thickness of 0.1-0.2 mm for more grip but it's optional
  • I recommend using 4 layers wall thickness so that it's strong enough for real-world use
  • Infill density can be anything as long as the layer walls are thick enough. Put 100% for maximum strength
  • PLA is okay but I recommend PLA+/PLA Pro but they still do get brittle with humidity and UV light exposure
  • PETG, ABS & nylon recommended

 

Printing notes from original remixed model:-

If some tolerances do not fit, try modifying -/+ the horizontal expansion on the slicer.
I would like to receive your feedback to improve this design if necessary.
I hope you have fun printing my design!
I would like to see your print of this design! Please upload your "make" tagging my design and leave a "like" and follow me! Help my work become even more visible.

If you like and want to share this design, save it to your favorites and share the link with whoever you want!

ATTENTION!
It is important that each printer is well calibrated and the laminator well configured
to achieve a good print!


Other Notes:

I am planning to made a Kydex-like sheathe with the holes on the side that can be worn on the belt, tip up as typically worn as the Clinch Pick but also able to be neck worn with a loop, static line, etc.

However it might take some time for me to design that so stay tuned!

I'm still not super satisfied with the current handle scales. It doesn't fit the palm that well so torque still can be applied to the blade. Ideally it'll fit the hand so well that it'll just be absolutely locked-in in a fist and cannot be manipulated unintentionally in the hand even in a high stress situation. So the handle scale dimensions are still a work in progress but if you can improve on that please do so. I do not have an actual Clinch Pick to compare with also
 

Makes, comments, criticisms and reviews are much appreciated!
 

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Model origin

The author remixed this model.

Differences of the remix compared to the original

Same utility blade retention design on a Cinch Pick 2.0 by Shivworks inspired design intended for self defense

License