Online Parts Store › Phillips Machine Screw - Flat Head, 10-24 x 3/4" Image 1 of 1 Phillips Machine Screw - Flat Head, 10-24 x 3/4" $21.04 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #4 x 3/4" $13.73 Socket Set Screw 1/4"-20 x 1/4" $26.96 Square Tapping Screw - Oval Head #10 x 1-1/4" $57.05 Nylon Insert Locknut - Stainless 10-32 $25.51 Phillips Tapping Screw - Pan Head, #10 x 1-3/4" $26.26