Online Parts Store › Phillips Machine Screw - Flat Head, 8-32 x 3/4" Image 1 of 1 Phillips Machine Screw - Flat Head, 8-32 x 3/4" $17.63 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #6 x 5/8" $9.57 Nylon Insert Locknut - Stainless 5/16-24 $46.35 Blind Rivet, 1/8" x 3/8" $61.05 Nylon Insert Locknut - Stainless 3/4-10 $53.60 Phillips Tapping Screws - Oval Head, #10 x 5/8" $28.59