Self-Tapping Countersunk A2 Stainless Steel Screws - 4.2 x 16
Pack Quantity: 200Used for stitching metal or attaching to metal. A pre-drilled hole is required. Manufactured from A2 Stainless Steel for use where ultimate corrosion resistance. Stainless steel must be used where there is corrosive environment and/or the base material has inherent corrosive characteristics.