M5 x 20mm Screw
These M5 button-head screws are used throughout FarmBot along with nut bars to attach plates, brackets, and plastic parts to the aluminum extrusions. The button head provides a wide bearing surface, a low-profile head, and a finished appearance. Length is measured from under the head.
  
  
Specs
| threads | M5 x 0.8mm | 
| length | 20mm | 
| trade name | Button-Head Socket Cap Screw | 
| material | Stainless Steel | 
| head height | 2.75mm | 
| head diameter | 9.5mm | 
| drive size | 3mm hex | 
| Price | $0.25 | 
| Quantity | 
      Express - 10
       Express XL - 10  | 
  
| CAD model | Onshape | 
| Purchase | The FarmBot Shop | 
| internal-part-name | M5 x 20mm Screw | 
| cost | $0.049 | 
| notes | --- |