Online Parts Store › Phillips Tapping Screws - Flat Head, #10 x 4" Image 1 of 1 Phillips Tapping Screws - Flat Head, #10 x 4" $43.96 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #10 x 1/2" $21.73 Blind Rivet, 1/8" x 3/8" $61.05 Square Tapping Screw - Oval Head #10 x 1-1/2" $35.29 Phillips Tapping Screws - Flat Head, #4 x 1" $14.93 Phillips Tapping Screws - Oval Head, #10 x 1" $27.33