SCREW/Tapping 4RX3/8FHASS pack of 100Stainless Steel Flat Head Sheet Metal Screw | 3/8-in, #4 Type A ThreadThese flat head head sheet metal screws are self-tapping and machined from stainless steel. This flat head Phillips tapping screw (Alternate Part# 4RX3/8FH) is made from stainless steel, has a ..