I am trying to source the following thread forming screws for use with ABS plastic:1. Plastite 48-2 style, No. 6 (3.5mm), 18-8 stainless steel, Phillips pan head, 1/2 (12mm) long. 2. Plastite 48-2 style, No. 6 (3.5mm), 18-8 stainless steel, Phillips pan head, 1 (25mm) long. 3. Plastite 48-2 style, No. 6 (3.5mm), 18-8 stainless steel, Phillips pan head, 1-3/4 (45mm) long.Fully threaded for item 1. Smooth shoulder with only 1/2 (12mm) threaded tip for items 2 and 3 is preferred. Show More