Online Parts Store › Phillips Tapping Screws - Flat Head, #6 x 1-1/4" Image 1 of 1 Phillips Tapping Screws - Flat Head, #6 x 1-1/4" $15.93 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screws - Oval Head, #12 x 3/4" $33.07 Lock Washer, M5 $10.83 Stainless Cotter Pin $147.38 Flat Washer, #12, .050" Thick, OD 1/2" $15.75 Phillips Tapping Screws - Oval Head, #10 x 3/4" $23.24