Online Parts Store › Phillips Machine Screw - Oval Head, 1/4"-20 x 2" Image 1 of 1 Phillips Machine Screw - Oval Head, 1/4"-20 x 2" $39.24 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Tee Nut - Stainless 5/16"-18 $26.64 Stainless Cotter Pin 1/16" x 1/2" $9.76 Flat Washer, 3/8", .062" Thick, OD 5/8" (A/N Style) $11.46 Nylon Flat Washer #6, 0.32" Thick, OD 3/8" $17.45 Nylon Insert Locknut - Stainless 12-24 $75.96