Online Parts Store › Phillips Tapping Screws - Flat Head, #10 x 1/2" Image 1 of 1 Phillips Tapping Screws - Flat Head, #10 x 1/2" $18.08 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Flat Washer, 5/16", .062" Thick, OD 9/16" (A/N Style) $10.20 Stainless Cotter Pin 1/8" x 1-1/2" $55.55 Phillips Tapping Screws - Oval Head, #10 x 1-1/4" $28.85 Flat Washer, 3/8", .062" Thick, OD 5/8" (A/N Style) $11.46 Stainless Cotter Pin 5/32" x 1" $51.08