Cow Face Extruder Indicator/Feed-Wheel
Description
It'S Sometimes Hard To See What The Extruder Is Doing If You Are Remotely Monitoring It Through A Webcam — Is It Feeding, Or Retracting, Or Has It Stopped Completely? The Extruder'S Movements Will Be More Obvious If You Slip This Cow-Themed Indicator Onto Your Extruder Motor'S Shaft. This Feed-Wheel Was Designed To Fit The Printrbot Simple Metal, But Will Also Fit **Any Motor With A 5 Mm Od Shaft.** This Design Was Derived From [Richard Schumann'S *Cow* Icon From The Noun Project](Https://Thenounproject.Com/Search/?Q=Cow&I=92061). ## Included In This Thing ## - **Cowface Feedwheel.Stl** Is A Friction-Fit Onto The Motor Shaft. It Includes A Block For Friction-Fitting An Optional [M3 Threaded Insert](Http://Www.Aliexpress.Com/Item/High-Quality-100Pcs-Lot-Brass-Knurl-Nuts-M3-4Mm-L-4Mm-Od-Metric-Threaded-Nuts-Insert/32425232225.Html) (4 Mm Od) To Fit An [M3 Grub Screw](Http://Www.Aliexpress.Com/Item/240Pcs-Lot-Din916-Stainless-Steel-304-M3-3-4-5-6-8-10-12-16-Hex/32275879340.Html). Drop The Insert Into The Hole Horizontally, And Then Use A Longer M3 Screw To Pull It Into The Block. Adding The Grub Screw Gives This Feedwheel Enough Grip To Be Used As A Handle For Turning The Shaft By Hand For Manual Extrusion.
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