Online Parts Store › Phillips Tapping Screws - Flat Head, #14 x 1-1/2" Image 1 of 1 Phillips Tapping Screws - Flat Head, #14 x 1-1/2" $28.97 18-8 Stainless Steel. Add To Cart Added! 18-8 Stainless Steel. You Might Also Like Nylon Insert Locknut - Stainless 1/4-20 $27.84 Lag Screw, 3/8 x 1-1/2" $63.91 Lag Screw, 3/8 x 3" $41.46 Stainless Cotter Pin $147.38 Stainless Cotter Pin 3/32" x 3/4" $22.42