Online Parts Store › Phillips Tapping Screws - Oval Head, #6 x 3/4" Image 1 of 1 Phillips Tapping Screws - Oval Head, #6 x 3/4" $12.60 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Phillips Tapping Screw - Pan Head, #10 x 2-1/2" $37.66 Stainless Cotter Pin 5/32" x 1" $51.08 Nylon Insert Locknut - Stainless 10-32 $25.51 Stainless Countersunk Finishing Washer, #8 $14.36 Flat Washer, 3/8", .062" Thick, OD 5/8" (A/N Style) $11.46