Online Parts Store › Phillips Tapping Screws - Flat Head, #8 x 3" Image 1 of 1 Phillips Tapping Screws - Flat Head, #8 x 3" $36.09 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #10 x 2" $24.88 Nylon Insert Locknut - Stainless 1/4-20 $27.84 Phillips Tapping Screws - Flat Head, #6 x 1/2" $9.26 Phillips Tapping Screw - Pan Head, #10 x 5/8" $24.31 Stainless Cotter Pin $147.38