#12 Flat Head Self-Tapping Square Drive Sheet Metal Screws. These are made from Stainless Steel 18-8 with a Type A point.
Note : screw listing photo for example only.
Diameter : #12
Thread Size : 11 TPI
Length : (measured overall length)
Drive : 3R Square Robertson
Material : Stainless Steel 18-8
Type : Sheet Metal Screw, Type A Self-Tapping
System of Measurement : Inch (Imperial / US)
Head Diam. (Max, Min) : Max 0.412", Min 0.380"