Online Parts Store › Phillips Machine Screw - Pan Head. 12-24 x 1" Image 1 of 1 Phillips Machine Screw - Pan Head. 12-24 x 1" $52.40 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Square Tapping Screw - Flat Head,#8 x 1" $27.12 Flat Washer, #6, .032" Thick, OD 3/8" $8.19 Stainless Cotter Pin 1/8" x 2" $18.81 Phillips Tapping Screw - Pan Head, #8 x 2" $19.02 Square Tapping Screw - Flat Head,#10 x 2" $31.61