Online Parts Store › Phillips Tapping Screws - Flat Head, #8 x 1/2" Image 1 of 1 Phillips Tapping Screws - Flat Head, #8 x 1/2" $12.41 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Stainless Cotter Pin 1/8" x 1" $63.67 Flat Washer, 7/16", .062" Thick, OD 1-1/8" $27.80 Phillips Tapping Screw - Pan Head, #8 x 1" $21.73 Phillips Tapping Screw - Pan Head, #8 x 2" $19.02 Phillips Tapping Screws - Oval Head, #12 x 3/4" $33.07