Online Parts Store › Phillips Machine Screw - Oval Head, 1/4"-20 x 5" Image 1 of 1 Phillips Machine Screw - Oval Head, 1/4"-20 x 5" $34.64 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #12 x 1" $40.94 Flat Washer, 7/16", .062" Thick, OD 1-1/8" $27.80 Phillips Tapping Screws - Flat Head, #14 x 1" $45.79 Square Tapping Screw - Flat Head,#8 x 1" $27.12 Seachoice 01008 Lock Washer, #12 $16.44