Online Parts Store › Phillips Machine Screw - Pan Head. 4-40 x 1" Image 1 of 1 Phillips Machine Screw - Pan Head. 4-40 x 1" $13.86 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Stainless Countersunk Finishing Washer, #1/4 $21.92 Stainless Fender Washer 1/4", .062" Thick, OD 1-1/2 $103.98 Stainless Countersunk Finishing Washer, #12 $18.89 Blind Rivet, 1/8" x 3/8" $61.05 Square Tapping Screw - Oval Head #8 x 3/4" $25.25