Online Parts Store › Phillips Tapping Screws - Flat Head, #12 x 2-1/2" Image 1 of 1 Phillips Tapping Screws - Flat Head, #12 x 2-1/2" $41.63 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Nylon Insert Locknut - Stainless 1/4-20 $27.84 Phillips Tapping Screw - Pan Head, #14 x 3" $61.60 Stainless Fender Washer 5/16", .078" Thick, OD 1-1/2 $54.04 Stainless Fender Washer 1/4", .062" Thick, OD 1-1/2 $103.98 Phillips Tapping Screws - Flat Head, #8 x 3/4" $12.91