Online Parts Store › Phillips Tapping Screws - Flat Head, #12 x 1-1/2" Image 1 of 1 Phillips Tapping Screws - Flat Head, #12 x 1-1/2" $19.84 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #12 x 3" $42.89 Blind Rivet, 1/8" x 1/2" $71.23 Nylon Flat Washer 5/16", 0.62" Thick, OD 7/8" $37.54 Stainless Fender Washer 1/4", .062" Thick1/4", OD1-1/4" $59.33 Phillips Tapping Screws - Flat Head, #8 x 3/4" $12.91