Online Parts Store › Phillips Tapping Screws - Flat Head, #6 x 1" Image 1 of 1 Phillips Tapping Screws - Flat Head, #6 x 1" $11.21 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Stainless Cotter Pin 1/8" x 1-1/4" $65.75 Nylon Insert Locknut - Stainless 12-24 $75.96 Stainless Cotter Pin 1/16" x 1/2" $9.76 Seachoice 01013 Lock Washer, 3/8" $58.45 Flat Washer, 1/4", .050" Thick, OD 1/2" (A/N Style) $11.46