#6 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.
Thread Size: 18 TPI
Length: (measured overall length)
Drive: 1S Square
Material: Stainless Steel 18-8
Type: Sheet Metal Screw, Type A Self-Tapping
System of Measurement: Inch (Imperial / US)
Head Diam. (Max, Min): Max 0.262", Min 0.238"