Online Parts Store › Phillips Machine Screw - Truss Head 1/4-20 x 1" Image 1 of 1 Phillips Machine Screw - Truss Head 1/4-20 x 1" $60.34 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 Stainless Fender Washer 3/8", .078" Thick, OD 1-1/2" $54.73 Phillips Tapping Screw - Pan Head, #8 x 5/8" $18.01 Phillips Self Drilling Screw - Pan Head #10 x 1" $41.63 Nylon Insert Locknut - Stainless 5/16-24 $46.35