Online Parts Store › Phillips Tapping Screws - Flat Head, #4 x 3/4" Image 1 of 1 Phillips Tapping Screws - Flat Head, #4 x 3/4" $13.73 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Stainless Cotter Pin 1/8" x 1-1/2" $55.55 Phillips Wood Screw - Flat Head, #8 x 1-1/2" $81.56 Phillips Tapping Screws - Oval Head, #12 x 1-1/4" $22.30 Phillips Tapping Screws - Oval Head, #12 x 1-1/2" $30.55 Flat Washer, 3/8", .062" Thick, OD 5/8" (A/N Style) $11.46