Online Parts Store › Phillips Tapping Screw - Pan Head, #12 x 1" Image 1 of 1 Phillips Tapping Screw - Pan Head, #12 x 1" $40.94 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Nylon Insert Locknut - Stainless 1/2-13 $35.14 Flat Washer, #12, .050" Thick, OD 1/2" $15.75 Phillips Tapping Screw - Pan Head, #10 x 1/2" $21.73 Phillips Tapping Screws - Oval Head, #12 x 1-1/2" $30.55 Nylon Insert Locknut - Stainless 3/8-16 $28.40