robertson drill bit 3d models

184559 3d models found related to robertson drill bit.
Switching dual extruder - easy upgrade
Switching dual extruder - easy upgrade
thingiverse

Therefor I changed the lever a bit. Since the servo pushes the idle lever away I decided to use this force to hod the idle filament in place. The updated lever now contains a flexible part where the servo pushes on the leverarm that is deformed under...

N Scale Train Trestle Display
N Scale Train Trestle Display
prusaprinters

I pushed then in just a little bit, then took the bed of my printer up to 70 degrees C and laid the part with the rails partially inserted upside down, to warm them up. I then gripped the rails with a needle nosed pliers a 1/2 inch from the part and...

SILENCE! QIDI X-Max Modifications for Noise Reduction
SILENCE! QIDI X-Max Modifications for Noise Reduction
prusaprinters

:)&nbsp;Post-PrintingUnplug the printer and place it on the floor on a carpet, you will turn it around a bit. Unscrew both side panels. There are 6 x M3 Allen screws on each side and one inside the printer just on top of the handle.</p><p>The...

Quick Draw Crossbow Pistol + Holster
Quick Draw Crossbow Pistol + Holster
cults3d

Do the same for the other end of the string such that the length of string is a little bit longer than the height of the barrel. The BandToStringLoops should be nearly touching the top and bottom of the barrel. Now use your two large rubber bands...

(z)Orbiter 2.0 Extruder Lite
(z)Orbiter 2.0 Extruder Lite
prusaprinters

I'll also be uploading the CAD files for these versions as soon as I get the projects cleaned up a bit.AssemblyPlease refer to ZARIBO's manual for the ZOrbiter V2.0. Aside from skipping the filament sensor steps and potentially mounting your hotend...

RGBtoHDMI adapter housing for Amiga 500
RGBtoHDMI adapter housing for Amiga 500
prusaprinters

(AliExpress)a small switcha cubble of long pcb pins2-wire dupont cable Female-femalea little bit of wire&nbsp;Ribbon Cable length about 30cm.HDMI Female often called A4mini HDMI male called...

Gem Creator Gem Faceting Machine
Gem Creator Gem Faceting Machine
thingiverse

I'm not sure she ever messed with it much, tho, as she was a bit scared of learning how to use it. Oh well. So anyway, my dad setup a "show and tell" time to take it to their rock club to show it off. So I gave a demonstration of how it worked...

Dodeca-Iris Box
Dodeca-Iris Box
prusaprinters

... the other links (link 2) are attached to.</p><p>The box is now fully assembled! The box should close by twisting the collar clockwise (it may be a bit stiff at first).If you have any problems with this design, let me know and I will try to help.

120mm fan / 4" Vent Hose to HEPPA 86880/40320
120mm fan / 4" Vent Hose to HEPPA 86880/40320
prusaprinters

You may need to use a knife to open the DC &amp; speed knob ports a bit depending on your printer's tolerances.Use the 4x M4 short nuts to secure the lid to the electronics enclosure. I had to use an Allen key to open up the holes on the lid just a...

Demon Core
Demon Core
cults3d

A memo written soon after the accident suggested that future experiments should use remote controls and make “more liberal use of the inverse-square law”—the fact that a little bit of distance goes a long way in decreasing radiation exposure. The...

Octoprint and GPIO Control Tutorial!
Octoprint and GPIO Control Tutorial!
cults3d

Once you are done making the scripts you need to give them execute permission with the command "sudo chmod +x /usr/local/bin/*.sh" This will set the execute bit and allow them to be run on the system. #Add the functions to Octoprint To add them...

AI3M S Optical Endstop Z-Level
AI3M S Optical Endstop Z-Level
thingiverse

(if no cable is included with the end stops) A firmware to compile yourself (I used this here: https://github.com/davidramiro/Marlin-Ai3M-2.0.x) The Arduino IDE (https://www.arduino.cc/en/main/software) and a couple of printed end stop holders /...

3 x 120mm Arduino controlled RGB LED fan holder
3 x 120mm Arduino controlled RGB LED fan holder
prusaprinters

He wanted to be able to control the fan speed and the LED color as well.  What began as a quick 1 afternoon job - well - it took a bit longer in the end… 🙈 So i made this 3 x 120mm Arduino controlled RGB LED fan holder with RGB LED effects and fan...

Vaso con escotadura (Cut-out glass)
Vaso con escotadura (Cut-out glass)
prusaprinters

Si es usuario de Windows, tenga precaución de descargar e instalar en su equipo la versión adecuada a su sistema operativo (32 o 64 bits). 2.2. Una vez que tenga instalada la aplicación, ábrala y seleccione “Archivo/Abrir…”. En la ventana emergente...

Einsy Pinsy Control Box for Prusa Bear 2.1
Einsy Pinsy Control Box for Prusa Bear 2.1
prusaprinters

It's a tight space, so you may need to fiddle a bit.Final CheckMake sure all of the cabling looks good, and power on the printer. ...Run it through it's self test and make sure that everything is functioning properly.&nbsp;</p><p>Connect to your RPi and...

Pentacon Six - Canon EF Adapter for Jupiter 36Б Lens
Pentacon Six - Canon EF Adapter for Jupiter 36Б Lens
thingiverse

Lens should fit into bayonet with a bit of a force. It's made to fixate the lens into P6. Matte plasic to use is much more prefferable. First of all - because of the look :-). But the main reason is - a light reflections inside the adapter boly...

The Dynastic Destroyers - A Robot Undead Fantasy Football Team
The Dynastic Destroyers - A Robot Undead Fantasy Football Team
cults3d

When the Star Pharaohs smashed the evil wizard’s empire to bits, recovered the Hex Crystals in his store, and flew back into space without a word, the Little Ponies they had unwittingly freed from slavery vowed to assist their mysterious saviors...

Wildstyle - Shell Fed Shotgun Pistol (Nerf Homemade)
Wildstyle - Shell Fed Shotgun Pistol (Nerf Homemade)
prusaprinters

If your shell holder was loose before, I would recommend reprinting that.All the 10-32 threaded rod holes on the blaster have been tightened by a bit. Should be less wobbly and better aligned now. Tightened from 2.8mm to 2.76mm radius holes. All body...

Darrieus Wind Turbine From Pencils and 3d Printed Parts
Darrieus Wind Turbine From Pencils and 3d Printed Parts
prusaprinters

Using pencils to interconnect also saves a lot of 3D printing time which for these types of assemblies is usually a bit time consuming. As pencils have a standardized size will fit into the parts that were designed, after downloading the STL files...

Maghex Perfect Set Magnet Jig
Maghex Perfect Set Magnet Jig
prusaprinters

&nbsp;After testing this in ASA material it's proven to be much more robust.NOTE2: With the new model of hexes I've increased the tolerance a bit and now the jig works fairly effortlessly. It's now fairly robust with PLA (200+...

Phoniebox
Phoniebox
prusaprinters

I had to rotate the powerbank maybe 30° to fit my usb cables, because the connerctors where protruding quite a bit)Step 6.3: Connect top and bottom, no screws needed. ...I glued the white middle part on one side and inserted copper rods (with matching...

Charles Babbage Bust
Charles Babbage Bust
thingiverse

His research assistant was Claude Shannon, who built the General Purpose Analog Computer in 1941 and went on to become founder of the whole concept of information theory, down to the bits to bytes. Shannon’s computer was important as it came shortly...

GreenGrowBox Nicole
GreenGrowBox Nicole
prusaprinters

These are just red and blue leds in a row and the naming “full spectrum” is a bit misleading. If you measure the luminous flux 200mm beneath the led strips, you should get around 10.000 lux.Wago 221 splicing connectors:...

Vampire Chapters - Varied Assortment of Modular Pieces Storage Solution (VAMPSS)
Vampire Chapters - Varied Assortment of Modular Pieces Storage Solution (VAMPSS)
thingiverse

It sits mostly atop the Character Boards Holder although it overhangs a bit over the raised section of the Character Sheets & Envelopes Holder. I'll include a photo showing where each card type goes in this holder. * Big Cards Holder: this...

Ender 3 Series Mainboard Enclosure(s)
Ender 3 Series Mainboard Enclosure(s)
prusaprinters

More support may be needed as the rail connects are a bit different. This is dependent upon your printer tuning.For Covers: NoneResolution: 0.2mmInfill: 15%+ Notes:All screw mounts are designed to fit 2.5mm x 5mm screws OR 3mm x 5mm screws. 3mm...

Anycubic i3 Mega (Mega-S) case for USB-step-down-converter
Anycubic i3 Mega (Mega-S) case for USB-step-down-converter
thingiverse

- Variant: 02\_Main\_self-tapping - After Printing I recommend to tap in the screws once to make assembly in the printer case easier - When you choose the position on the left like I did, you have to loosen up the printer power-supply and move it...

PrusaSlicer Rotation Indicator
PrusaSlicer Rotation Indicator
prusaprinters

Magnets thicker than 3mm might work, but the indicator will stick out quite a bit from the motor.For magnets with 8mm diameter you need some kind of super glue. 6mm magnets can be used without.</p><h3>How to print</h3><p>After loading the STL that...

CR-10S "The Last Stand" Mod
CR-10S "The Last Stand" Mod
thingiverse

It should sit flush on 3 sides with a little bit of room between it and the PSU. - 4x M5x8 bolt - 4x M5 hammer nut Step 15: Bolt the MOSFET in its place and connect all necessary cables accordingly. (The largest hole in the case is meant for...

SuperPINDA Precision Adjuster for Prusa MINI/MINI+
SuperPINDA Precision Adjuster for Prusa MINI/MINI+
prusaprinters

Once fully inserted, the SPA should rotate easily within the holder.If the SPA drags on the inside of the holder, remove the SPA (don't forget to spread the holder open a bit as you pull the SPA out!) and check both parts for any debris or rough...

TARDIS LED Lamp
TARDIS LED Lamp
prusaprinters

This may take a bit of work (try using a pair of pliers to help you), and ensure it's clean and free of any interface layers to make sure everything will fit.Then take the LED lamp (any LED light which is 59.5 x 8.25mm should fit, but this was...