Grip-Rite No. 8 x 1-5/8 in. L Phillips Wafer Head Cement Board Screws 1 lb. 144 pk (Pack of 12)Fasteners have been designed to meet the special needs of projects such as roofing or drywall and in many cases are known by the application for which they are intended. UPC: 764666732216 Manufacturer Part No: NCBD1581 Brand Name: Grip Rite Length: 1 5 8 in. Drive Style: Phillips Head Type: Wafer Head Product Type: Cement Board Screws Number in Package: 144 pk Packaging Type: Boxed Thread Type: Coarse Indoor or Outdoor: Indoor and Outdoor Material: