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 Phillips Tapping Screws - Flat Head, #8 x 1" $18.01 Seachoice 01533 Hex Nut, 1/2-13 $66.78 Phillips Tapping Screws - Oval Head, #10 x 2" $27.33 Carriage Bolt, 1/2"-13 x 4" $109.86 Stainless Fender Washer #10, .050" Thick, OD 3/4" $18.58