Counting matching models…
Harbor freight boxes with divider. License follows original box design. As seen in the video below: Jeremy Cook on Substack: https://www.techadjacent.io/
Reduced diameter of head as well as ratcheting surfaces to allow it to fit a slightly smaller syringe inner diameter.
Detent and other parts used in the box drum video below: Provided in STEP and Fusion 360 archives. For reference.
Adapter to suck out or push air into PVC drain line with Rigid “shop vac." Female adapter for ¾ inch PVC pipe. Can hot glue pipe in to make a male adapter as needed. Process described here:…
Redesigned R2 version to print on its side (as marked) for better cyclic endurance based on how the layers are arranged in FDM printing. Would recommend using that version. Jeremy Cook on Substack: https://www.techadjacent.io/ Use at your…
Pillbox to protect toy soldiers. More background info on Tech Adjacent . Not certain where I got the soldier to print, but there are lots of options here if you poke around.
Pick with large-ish hexagons and chamfers for enhanced grip. -One version also includes nubs for even better grip! -pick-scraper included that you can use to hold on sandpaper and smooth one surface and reduce thickness. Partially…
Paracord tensioner - used to mount sunshade as outlined here . Modeled this version from scratch, based on the STL found here . Which is apparently based on something called a Loop Alien. Or probably a knockoff Loop Alien, which was then…
40mm gap, but model files are included if you need something different. It's public domain, so use as you please.
VESA mount for BeeLink SFF PC. May work with others. PC mounting holes are slots not circles, making it able to fit differently spaced holes. Model files included. SFF PC mount = 3mm screws (recessed for buttonhead) VESA monitor mount =…
Jig to keep header pins in place when soldering Arduino Pro Micro, Arduino Nano, and Arduino Pro Mini (+ other boards with similar spacing)
Soundhole cover designs that work on ukulele or baritone ukulele using flexible filament ( this type [Amazon] , others should work). It won't get rid of all the instrument's sound, but will reduce it a bit. Also apparently this sort of…
Throwie housing for LED, CR2032 battery, and 12mm disk magnet [affiliate link]
Hooks that make it easy to string Christmas lights on gutters. STL included for printing DXF included for laser cutting Fusion file included for modification You can bend wire into shape if you prefer Inspired by the Pocket83 video shown…
Screw jig makes it easier to construct 2x4-based tables. Once screwed in, can attach table surface from the bottom with staple gun. More info to come on https://www.techadjacent.io/
It's a horse-style knight for chess. This one has eyes.
Dust extraction adapter for Harbor Freight belt/disk sander. MIGHT work this Central Machinery sander , but mine is green. Please let me know if you try it on that model. See my writing at: techadjacent.io
Meant for mounting in a garage, can be used anywhere a zip-tie or single screw/nail mounting is needed. Wemos/Lolin D1 mini found here: https://www.wemos.cc/en/latest/d1/d1_mini.html Dual base (doubler) found here:…
60mm fan w/ holding structure for 3mm nut and easy attachment. Meant for use with the original on one side and this on the other. 25mm BHCS worked well for my particular fan. Credit to NyxCode for the original. License terms from there…
Enhanced Prusacaster Design Originally conceived of as the Hackstercaster, outlined here, with lots of detail on the build . That page will stay relatively static as a reference point, while any new modifications will be uploaded here.
Hook for headphones that attaches to a movable stand. Secures with magnets and a thin printed rail protrusion on the top. (3) 12 x 3 mm rare earth magnets Used with this stand With these headphones As for what I record, check out the…
Very "baseic" Raspberry Pi base that attaches with zip ties. Also includes 2.5mm tapped version. As seen in this video with Velcro backing:
Wall hook. Included the Fusion 360 model if you'd like to modify things to your liking. Public domain. Go wild.
Test jig that I made for my EZ Fan2 Raspberry Pi (etc) fan control boards. Likely this specific print won't be useful for anyone else. However, the concept of bending wires for a friction fit no-solder connection may be helpful. More info…
Fan housing with space for switch and battery. Originally designed to strap on a baby carriage, can be used elsewhere. Meant to be used with 80mm PC fan. Used Here: PC Fan Reusable zip tie holding battery Velcro cable tie fixturing device…
Simple anchor for paracord or other light rope. Suitable for use with masonry screws with roughly 5mm diameter. Used to mount sunshade as outlines here . Includes CAD files and released as public domain. Use and modify as you like. Used…
Simple press-fit arrow for standard NEMA 17 stepper motor. Includes CAD files and public domain license. Use as you please.
Extension for 3" x 4" rectangular gutter drain. 9" total length, generally subtract an inch for mounting. Attaches with zip-tie to hole on top of downspout, or to another extension via a similar procedure. Printed with translucent PETG…
Snap-in mount for Adafruit Circuit Playground Express board with space for lipstick power supply. Includes holes that can in theory be used to sew it to clothing, straps, etc. Also included a lipstick holder by itself. Part of a larger…
Mirror removal tool for Red and Black lasers - may work for others too: Used a roll pin assortment. Something like this: https://amzn.to/4dUhZmb (Amazon affiliate 2.4mm hole diameter as modeled). Optional 12 x 3 mm rare earth magnets:…
60mm main inner diameter, ~34mm minimum clearance via six protrusions to accommodate smaller seeds.Entirely sealed for indoor/outdoor usage. More info: https://www.techadjacent.io/p/3d-printed-avocado-seed-growing-raft
Model files for box drum shown in the video below. Overall body is laser cut, while adjustable snare assembly is largely 3D-printed. Model files are included to allow you to adapt the design to your own needs laser cutter files are found…
Explanation in video below:
For this right-angle drill chuck key: https://amzn.to/47Tyf2n [affiliate link] As described on listing: RealPlus Right Angle Attachment 90 Degree Cordless Right Angle Drill Adapter with 3/8" Keyed Chuck 8mm Hex Shank Long story short, the…
Magnetic holder for MULWARK low-profile ratcheting screwdriver. Driver available on Amazon [Affiliate] 12 x 3mm disk magnets on Amazon [Affiliate] You might also be interested in this Magnetic Wiha screwdriver holder.
Modular guitar insert - fits in 2-inch hole drilled via forstner bit. Acts as a three-dimensional spring Build process and wiring explained below:
Smaller design meant for business cards, larger for pictures and postcards as shown in the video below. More info on inspiration etc to-be-published on Techadjacent.io in the near future. 3D-printed studs are the same for all designs. The…
Laser filter box made with MDF and 3D-printed parts. Uses household 12x12 HVAC filters and activated carbon. CAD included. Public domain. Use at your own risk. Pump the air outside, not into your workshop! Jeremy Cook on Substack:…
Designed as an easy mount for Sparkfun's with Human Presence and Motion Sensor - STHS34PF80 (Qwiic) device. Should also work with other breakouts in this form-factor, as well as half-sized boards, for example: Mini Human Presence and…
Allen pack pegboard mounts. As designed below:
3D-printed plug and jigs for the Telecaster dual-killswitch project shown below:
Wheel fits SG90 micro servos, typically continuous-rotation style for robotic or remote control movement. Features a groove for a small o-ring, giving it significantly more traction. O-rings sourced from this kit:…
3/4 inch PVC watering fixture for AC drain for irrigation. More info: https://www.techadjacent.io/p/free-water-for-irrigation-via-air
Parts for Auto-Drum Jeremy Cook on Substack: https://www.techadjacent.io/
3D-printed components for neon cowboy, described in this Hackster project .
Over-center mechanism that I designed to attach to a 2x4 leg and hold it up up at a little more than 2 inches versus just being on the ground. Works well with the ping-pong table that I made here , and acts similarly to a caster. Parts…
These are all currently available results.
![Paracord Tensioner [CAD Included]](https://media.printables.com/media/prints/054a0d5d-e608-4b59-913b-e9e035c5d333/images/9900578_e0e6da9f-26f1-4d37-ae25-a1882ab8d851_b2f71251-01b6-4cd3-b27e-baa028759657/screenshot-2025-05-29-at-51826-pm.png)
![Paracord Anchor for Masonry and More [CAD Model Included]](https://media.printables.com/media/prints/a5e801d8-6e2f-43ed-9797-ff138a587762/images/9900427_d721130d-3d1c-4fc0-acfc-4f120b963f28_1b48b8f5-36d1-4d07-99bf-272d71a7b6f7/screenshot-2025-05-29-at-44243-pm.png)
![Laser Mirror Removal Tool [With CAD]](https://media.printables.com/media/prints/ec08c6ef-cfa2-4b5e-84e9-73af214be546/images/9981925_fb50ec97-26d1-41d6-8741-301817f6e82e_6c2b53e8-3eba-47f6-a68e-8c606bf62f91/screenshot-2025-06-09-at-124440-pm.png)
![Laser Filter With Activated Carbon and HVAC Filters [CAD Included]](https://media.printables.com/media/prints/6927bcb5-ed07-4e11-ae41-f0ddcb18e59e/images/9982080_cc72af63-387a-4a2f-95cb-abf606e4389e_b25fa928-62c9-4e1d-961f-6443bc24fa96/screenshot-2025-06-09-at-11246-pm.png)
