Online Parts Store › Square Tapping Screw - Flat Head,#10 x 2" Image 1 of 1 Square Tapping Screw - Flat Head,#10 x 2" $31.61 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #8 x 1/2" $13.86 Phillips Tapping Screw - Truss Head #8 x 3/4" $17.19 Flat Washer, #10, .050" Thick, OD 9/16 $16.12 Flat Washer, 7/16", .062" Thick, OD 1-1/8" $27.80 Phillips Tapping Screws - Oval Head, #10 x 1-1/4" $28.85