Backer On No. 9 x 1 5 8 in. L Phillips Flat Head Steel Cement Board Screws 575 pk Outdoor Christmas Lights Finish: Rough *Flow Rate: 18 Finish: Rough *Flow Rate: 18 *Frost Proof: Yes *Handle Type: Oval *Length: 13 *Material: Brass *Maximum Pressure: 125 *Maximum Temperature: 180 *Packaging Type: Boxed *Product Type: Wall Hydrant *Sub Brand: *Turn Type: QuickTurn *Usage: *Brand Name: Arrowhead *End 1 Type: MPT *End 2 Type: *Anti Siphon: *End 1 Size: 1 2 *End 2 Size: *Lead Content: *Number in Package: *Bury Depth: Manufacturer Part No: 250D Specialized thread design for easy installation into dense board material Callout Size: No