GRK Fasteners No. 8 S X 1-1/2 in. L Star Coated Cabinet Screws Two Pack (80 in per Pack) GRK Fasteners Cabinet screws are designed specifically for use in cabinet construction and installation. Manufactured in a #8 (4 mm) Dia., these screws are thin enough to prevent most material from splitting while offering sufficient strength to provide strong and secure mounts. The washer head design presses flush against any material surface. The Zip-Tip eliminates the need to pre-drill.