Online Parts Store › Phillips Tapping Screws - Flat Head, #10 x 1-1/4" Image 1 of 1 Phillips Tapping Screws - Flat Head, #10 x 1-1/4" $29.03 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Seachoice 01011 Lock Washer ,5/16" $31.68 Flat Washer, #4, .032" Thick, OD 5/16" $6.74 Square Tapping Screw - Flat Head,#10 x 1-1/4" $48.20 Phillips Tapping Screw - Pan Head, #14 x 3/4" $49.38 Nylon Insert Locknut - Stainless 5/8-11 $35.08