This Truth Hardware Sash Lock Keeper is made of steel and is designed to be used with the “HomeGard” sash lock. This sash lock keeper is used by several window manufacturers.
The recommended screws for wood applications are 2 pieces of #8 x 1.0 Phillips, Flat Head, Sheet Metal Screws. The recommended screws for PVC and Metal applications are 2 pieces of #8 Pan Head Screws.