Rock-On 23306 Star Round Head Cement Board Screws, 1-1/4 inch, 750 Count Trending_Items Spiral or fluted shank for

Spiral or fluted shank for fastening to concrete and masonry

Dimensions: 24"H x 18-7/8"W x 14-1/4"D

The flexible wire allows you to shape and position your 3D Starlight Clusters to hang from overhead

Water-based formula leaves no oily residue

Rock-On 23306 Star Round Head Cement Board Screws, 1-1/4 inch, 750 Count Trending_Items Spiral or fluted shank forHighlights: Color : Grey Material : Steel Callout Size : No. 9 Length : 1 1 4 inch Drive Style : Star Head Type : Round Head Indoor or Outdoor : Indoor Thread Type : Serrated Driver Bit Included Self Drilling Self Tapping Serrated head design for flush seating even at an angle Patented sharp point offers immediate pick up and eliminates the need to pre drill Serrated thread forms require less torque for faster installation Patented design allows