Online Parts Store › Phillips Tapping Screws - Flat Head, #4 x 1" Image 1 of 1 Phillips Tapping Screws - Flat Head, #4 x 1" $14.93 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Oval Head, #10 x 2" $27.33 Stainless Cotter Pin 5/32" x 2" $84.08 Phillips Self Drilling Screw - Pan Head #10 x 1" $41.63 Stainless External Tooth Lock Washer #10 $14.42 Phillips Tapping Screw - Pan Head, #12 x 1" $40.94