Online Parts Store › Phillips Tapping Screws - Flat Head, #12 x 3/4" Image 1 of 1 Phillips Tapping Screws - Flat Head, #12 x 3/4" $28.22 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Stainless Fender Washer 1/4", .062" Thick, OD 1-1/2 $103.98 Nylon Flat Washer #10, 0.32" Thick, OD 7/16" $17.32 Flat Washer, 1/2", .078" Thick, OD 1-3/8" $74.51 Phillips Tapping Screw - Pan Head, #12 x 1-1/2" $30.92 Phillips Tapping Screws - Flat Head, #14 x 2-1/2" $57.69