Online Parts Store › Phillips Machine Screw - Pan Head. 12-24 x 3" Image 1 of 1 Phillips Machine Screw - Pan Head. 12-24 x 3" $42.89 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Truss Head #8 x 1/2" $18.52 Carriage Bolt, 1/2"-13 x 4" $109.86 Stainless Countersunk Finishing Washer, #10 $14.99 Nylon Insert Locknut - Stainless 7/16-14 $21.10 Stainless Cotter Pin 3/32" x 1" $46.14