Online Parts Store › Phillips Machine Screw - Pan Head. 1/4"-20 x 1" Image 1 of 1 Phillips Machine Screw - Pan Head. 1/4"-20 x 1" $61.53 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Flat Head, #12 x 3" $42.89 Flat Washer, #6, .032" Thick, OD 3/8" $8.19 Nylon Insert Locknut - Stainless 3/4-10 $53.60 Phillips Tapping Screws - Flat Head, #4 x 1" $14.93 Phillips Tapping Screw - Pan Head, #8 x 1-1/4" $27.71