Online Parts Store › Phillips Tapping Screw - Truss Head #8 x 1-1/2" Image 1 of 1 Phillips Tapping Screw - Truss Head #8 x 1-1/2" $63.30 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #14 x 1-1/2" $37.79 Phillips Tapping Screw - Pan Head, #10 x 2" $24.88 Stainless Countersunk Finishing Washer, #6 $13.10 Flat Washer, 1/2", .078" Thick, OD 1-1/4" $38.42 Stainless Fender Washer #6, .050" Thick, OD 3/4" $19.71