Online Parts Store › Phillips Machine Screw - Flat Head, 10-32 x 1-1/2" Image 1 of 1 Phillips Machine Screw - Flat Head, 10-32 x 1-1/2" $38.61 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #8 x 1-1/4" $19.34 Seachoice 18-8 Stainless Steel Wing Nuts, 5/16-18 Size, Pack of 50 $101.59 Phillips Tapping Screw - Pan Head, #14 x 3/4" $49.38 Phillips Tapping Screw - Pan Head, #12 x 1-1/2" $30.92 Lock Washer, 7/16" $32.06