AquascapePRO 30078 Mat Brass Screw Set .25-20 x .75 in. - 8 Per Bag Immediately changes the outdoor atmosphere of your home. Dimensions: 1/4-20 x 3/4". 8 Brass Screws. Will not rust. Immediately changes the outdoor atmosphere of your home. Dimensions: 1/4-20 x 3/4. 8 Brass Screws. Will not rust. Produced with the highest grade materials